{"id":36908,"date":"2026-06-03T19:20:20","date_gmt":"2026-06-03T13:50:20","guid":{"rendered":"https:\/\/atsixty.com\/?p=36908"},"modified":"2026-06-03T22:10:16","modified_gmt":"2026-06-03T16:40:16","slug":"git-esophagus-stomach","status":"publish","type":"post","link":"https:\/\/atsixty.com\/index.php\/cms\/git-esophagus-stomach\/","title":{"rendered":"Esophagus &amp; Stomach"},"content":{"rendered":"\n\n\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400;1,600&#038;family=Source+Serif+4:ital,wght@0,300;0,400;0,600;1,400&#038;display=swap\" rel=\"stylesheet\">\n<style>\n\/* ============================================================\n   Morning Rounds \u00b7 GIT Quiz 01 \u00b7 Esophagus & Stomach\n   Namespace: #git01\n   Color experiment: deep teal-green palette\n     --ter : #1A6B5A  (primary teal-green)\n   Replaces the terracotta used in dermatology series.\n   Rationale: GIT \/ mucosal \/ hepato-biliary content reads\n   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.mr-band-c{background:var(--correct-bg);color:var(--correct)}\n#git01 .mr-band-w{background:var(--wrong-bg);color:var(--wrong)}\n#git01 .mr-band-s{background:var(--ter-pale);color:var(--ter)}\n#git01 .mr-retry{\n  display:block;margin:18px auto 4px;background:transparent;\n  border:2px solid var(--ter);color:var(--ter);border-radius:8px;\n  padding:9px 28px;font-family:'Playfair Display',serif;\n  font-size:0.92rem;font-weight:700;cursor:pointer\n}\n#git01 .mr-retry:hover{background:var(--ter);color:#FDFFFE}\n\n\/* --- Responsive --- *\/\n@media(max-width:480px){\n  #git01 .mr-title{font-size:1.4rem}\n  #git01 .mr-num{font-size:1.7rem}\n  #git01 .mr-stem{font-size:0.9rem}\n  #git01 .mr-opt-text{font-size:0.86rem}\n}\n<\/style>\n\n<div id=\"git01\">\n\n  <!-- ===== HEADER ===== -->\n  <div class=\"mr-header\">\n    <div class=\"mr-eyebrow\">Morning Rounds &middot; GIT Series<\/div>\n    <div class=\"mr-title\">\n      Esophagus &amp; Stomach<br><em>Gastroenterology<\/em>\n    <\/div>\n    <div class=\"mr-subtitle\">Five high-yield clinical cases &middot; +4 \/ &minus;1 scoring &middot; NEET-PG and UPSC CMS<\/div>\n    <div class=\"mr-chips\">\n      <span class=\"mr-chip\">5 Cases<\/span>\n      <span class=\"mr-chip\">+4 \/ &minus;1 scoring<\/span>\n      <span class=\"mr-chip\">Options reshuffled<\/span>\n    <\/div>\n  <\/div>\n\n  <!-- IntersectionObserver sentinel: progress bar appears when this scrolls out -->\n  <div class=\"mr-sentinel\" id=\"git01-sentinel\"><\/div>\n\n  <!-- Sticky progress bar -->\n  <div class=\"mr-progress\" id=\"git01-progress\">\n    <div class=\"mr-prog-inner\">\n      <div class=\"mr-pips\" id=\"git01-pips\"><\/div>\n    <\/div>\n  <\/div>\n\n  <!-- Quiz body -->\n  <div class=\"mr-body\">\n    <div id=\"git01-cases\"><\/div>\n    <div class=\"mr-submit-wrap\">\n      <button class=\"mr-btn\" id=\"git01-submit\">Submit for Debrief<\/button>\n    <\/div>\n\n    <!-- Score panel -->\n    <div class=\"mr-score\" id=\"git01-score\">\n      <div class=\"mr-score-in\">\n        <div class=\"mr-score-ey\">Round Complete<\/div>\n        <div class=\"mr-ring\" id=\"git01-ring\">\n          <div class=\"mr-ring-in\">\n            <span class=\"mr-ring-pct\" id=\"git01-pct\">0%<\/span>\n            <span class=\"mr-ring-sub\">net<\/span>\n          <\/div>\n        <\/div>\n        <div class=\"mr-score-title\">Your Debrief<\/div>\n        <div class=\"mr-score-net\" id=\"git01-net\"><\/div>\n        <div class=\"mr-verdict\" id=\"git01-verdict\"><\/div>\n        <div class=\"mr-bands\">\n          <span class=\"mr-band mr-band-c\" id=\"git01-ct-c\"><\/span>\n          <span class=\"mr-band mr-band-w\" id=\"git01-ct-w\"><\/span>\n          <span class=\"mr-band mr-band-s\" id=\"git01-ct-s\"><\/span>\n        <\/div>\n        <button class=\"mr-retry\" id=\"git01-retry\">&#8635; New Round<\/button>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/div>\n\n<script>\n\/* ============================================================\n   Morning Rounds \u00b7 GIT Quiz 01 \u00b7 Esophagus & Stomach\n   Namespace : git01\n   TOTAL     : 5 questions\n   MAX score : 20 (5 \u00d7 4)\n   Scoring   : correct +4, wrong \u22121, skipped 0\n   Shuffle   : Fisher-Yates on options array each build()\n   Correct   : tracked by answer TEXT (not index), survives shuffle\n   Difficulty: stored in q.diff (1=Easy, 2=Medium, 3=Hard)\n                rendered as coloured dot row \u2014 CSS only\n   ============================================================ *\/\n(function () {\n  'use strict';\n\n  var NS    = 'git01';\n  var TOTAL = 5;\n  var MAX   = 20;\n  var LTRS  = ['A','B','C','D'];\n\n  \/* ================================================================\n     QUESTION BANK \u2014 Esophagus & Stomach\n     NEET-PG \/ UPSC CMS level. Clinical vignette format.\n     diff: 1 = Easy, 2 = Medium, 3 = Hard\n\n     Q1  GERD \u2014 LOWER ESOPHAGEAL SPHINCTER & LIFESTYLE (Easy)\n         GERD = reflux of gastric contents into esophagus.\n         Mechanism: transient LES relaxation (TLESR) \u2014 most common.\n         Also: decreased resting LES tone.\n         Classic symptoms: heartburn, acid regurgitation,\n         worse on lying down\/bending, after meals.\n         Alarm features (RED FLAGS): dysphagia, odynophagia,\n         weight loss, haematemesis \u2192 need upper GI endoscopy.\n         Lifestyle: avoid fatty food, coffee, alcohol, smoking,\n         large meals; elevate head of bed.\n         Medical: PPI first line (omeprazole, pantoprazole).\n         H2 blockers (ranitidine\/famotidine): less potent.\n         Gold standard diagnosis: 24-hr ambulatory pH monitoring.\n         Answer: Transient LES relaxation is the predominant\n                 mechanism; PPI is first-line treatment.\n\n     Q2  BARRETT'S ESOPHAGUS \u2014 METAPLASIA TO ADENOCARCINOMA (Medium)\n         Complication of long-standing GERD.\n         Definition: replacement of normal squamous epithelium\n         of distal esophagus by specialised intestinal metaplasia\n         (columnar epithelium with goblet cells).\n         Confirmed on biopsy \u2014 goblet cells essential for diagnosis.\n         Cancer risk: 30\u201340\u00d7 higher risk of esophageal\n         adenocarcinoma (NOT squamous cell carcinoma).\n         Surveillance endoscopy recommended.\n         Location: gastroesophageal junction (GEJ) and above.\n         Complication sequence: GERD \u2192 Barrett's \u2192 dysplasia\n         (low grade \u2192 high grade) \u2192 adenocarcinoma.\n         Answer: Intestinal metaplasia with goblet cells; risk\n                 of adenocarcinoma (not SCC).\n\n     Q3  ACHALASIA CARDIA \u2014 PATHOPHYSIOLOGY & MANOMETRY (Medium)\n         Primary esophageal motility disorder.\n         Pathology: loss of inhibitory neurons (VIP\/NO neurons)\n         in myenteric (Auerbach's) plexus \u2192 failure of LES\n         relaxation + aperistalsis of esophageal body.\n         Chagas disease (T. cruzi): secondary achalasia \u2014\n         important in South America; relevant to CMS.\n         Symptoms: dysphagia BOTH solids and liquids from onset\n         (unlike carcinoma: solids first, then liquids).\n         Bird-beak appearance on barium swallow.\n         Manometry (gold standard): absent peristalsis +\n         incomplete LES relaxation + elevated LES resting pressure.\n         Treatment: pneumatic dilation (first line), Heller\n         myotomy (surgical), POEM (per-oral endoscopic myotomy).\n         Answer: Degeneration of inhibitory myenteric neurons;\n                 bird-beak sign; manometry shows absent peristalsis\n                 and incomplete LES relaxation.\n\n     Q4  PEPTIC ULCER DISEASE \u2014 H. PYLORI & COMPLICATIONS (Medium)\n         H. pylori: gram-negative, urease-producing, spiral rod.\n         Colonises gastric antrum predominantly.\n         Causes: ~90% of duodenal ulcers, ~70% of gastric ulcers.\n         Diagnosis: urea breath test (non-invasive gold standard),\n         rapid urease test (biopsy-based, CLO test), histology,\n         stool antigen test, serology (not useful post-treatment).\n         Duodenal ulcer: pain relieved by food (antacids); hunger\n         pain; nocturnal pain; no malignant potential.\n         Gastric ulcer: pain worsened by food; weight loss;\n         malignant potential \u2192 all should be biopsied.\n         Complications: bleeding (most common), perforation\n         (peritonitis), gastric outlet obstruction (pyloric stenosis\n         \u2192 succussion splash, vomiting undigested food).\n         Triple therapy: PPI + clarithromycin + amoxicillin\n         (or metronidazole) \u00d7 14 days.\n         Answer: H. pylori urease-positive; urea breath test\n                 non-invasive gold standard; DU pain relieved\n                 by food; GU has malignant potential.\n\n     Q5  GASTRIC CARCINOMA \u2014 RISK FACTORS & VIRCHOW'S NODE (Hard)\n         Most common type: adenocarcinoma (~95%).\n         Most common site: antrum (pyloric antrum).\n         Intestinal type (Lauren): H. pylori, dietary factors\n         (smoked\/salted food, low fruit\/veg), achlorhydria;\n         associated with intestinal metaplasia.\n         Diffuse type (Lauren): signet ring cells; linitis\n         plastica (leather bottle stomach); younger patients;\n         worse prognosis; genetic (CDH1\/E-cadherin mutations).\n         Spread: Virchow's node (left supraclavicular) \u2014\n         via thoracic duct. Sister Mary Joseph's nodule\n         (periumbilical). Krukenberg tumour (ovary).\n         Blumer's shelf (pouch of Douglas \u2014 rectal exam).\n         Troisier's sign = palpable Virchow's node.\n         Poor prognosis overall \u2014 often diagnosed late in India.\n         Answer: Virchow's node = left supraclavicular\n                 lymphadenopathy via thoracic duct; diffuse\n                 type \u2192 signet ring cells, linitis plastica.\n     ================================================================ *\/\n\n  var QS = [\n\n    \/* ---- Q1 : GERD ---- *\/\n    {\n      id:      1,\n      diff:    1,   \/* Easy *\/\n      tag:     'Esophagus &mdash; GERD',\n      stem:    'A <strong>45-year-old man<\/strong> complains of <strong>burning chest pain and sour taste in the mouth<\/strong> that worsens after meals and on lying down. He has no dysphagia or weight loss. He takes antacids with partial relief. Which statement best describes the primary mechanism of his condition and the appropriate first-line pharmacological treatment?',\n      correct: 'Transient lower esophageal sphincter relaxation (TLESR) allows gastric acid to reflux; proton pump inhibitors (PPIs) are first-line treatment',\n      opts: [\n        'Transient lower esophageal sphincter relaxation (TLESR) allows gastric acid to reflux; proton pump inhibitors (PPIs) are first-line treatment',\n        'Increased gastric acid secretion due to parietal cell hyperplasia; H2-receptor antagonists are the first-line treatment of choice',\n        'Oesophageal dysmotility with tertiary contractions causes retrograde bolus movement; prokinetics are the definitive treatment',\n        'Hiatus hernia causes mechanical obstruction of the GEJ; surgical repair is always required before symptoms improve'\n      ],\n      exp: '<strong>GERD<\/strong> results primarily from <strong>transient LES relaxation (TLESR)<\/strong> \u2014 spontaneous, meal-triggered episodes of LES relaxation unrelated to swallowing, which are the dominant mechanism in most patients. Decreased basal LES tone is a secondary contributor. <strong>PPIs<\/strong> (omeprazole, pantoprazole, rabeprazole) are first-line pharmacotherapy: they inhibit the H<sup>+<\/sup>\/K<sup>+<\/sup>-ATPase pump irreversibly and achieve superior acid suppression compared to H2 blockers. <strong>Gold standard investigation:<\/strong> 24-hour ambulatory oesophageal pH monitoring. <strong>Alarm features requiring urgent endoscopy:<\/strong> dysphagia, odynophagia, unintentional weight loss, haematemesis, anaemia \u2014 these must be actively excluded in every GERD presentation. <strong>Lifestyle advice:<\/strong> avoid coffee, alcohol, fatty meals, smoking, NSAIDs; elevate head of bed 15&ndash;20&nbsp;cm; small frequent meals. <strong>Extra point:<\/strong> Long-standing GERD leads to <em>Barrett\\'s oesophagus<\/em> (intestinal metaplasia) \u2014 the single most important complication to know for both NEET-PG and CMS, as it carries a 30&ndash;40&times; increased risk of oesophageal adenocarcinoma.'\n    },\n\n    \/* ---- Q2 : Barrett's Esophagus ---- *\/\n    {\n      id:      2,\n      diff:    2,   \/* Medium *\/\n      tag:     'Esophagus &mdash; Barrett\\'s',\n      stem:    'A <strong>58-year-old man<\/strong> with a 15-year history of heartburn undergoes upper GI endoscopy. The endoscopist notes <strong>salmon-pink mucosa extending 3 cm above the gastroesophageal junction<\/strong>. Biopsies show columnar epithelium with <strong>goblet cells<\/strong>. Which statement correctly identifies this condition and its most important clinical implication?',\n      correct: 'Barrett\\'s oesophagus: specialised intestinal metaplasia confirmed by goblet cells on biopsy; carries 30\u201340 times increased risk of oesophageal adenocarcinoma requiring endoscopic surveillance',\n      opts: [\n        'Barrett\\'s oesophagus: specialised intestinal metaplasia confirmed by goblet cells on biopsy; carries 30\u201340 times increased risk of oesophageal adenocarcinoma requiring endoscopic surveillance',\n        'Eosinophilic oesophagitis: eosinophil infiltration of oesophageal mucosa confirmed by goblet cells; associated with food allergies and treated with swallowed corticosteroids',\n        'Reflux oesophagitis: erosive inflammation of squamous epithelium; goblet cells confirm Grade C oesophagitis by Los Angeles classification; treated with long-term H2 blockers',\n        'Oesophageal squamous metaplasia: replacement of columnar mucosa by squamous cells; precursor to squamous cell carcinoma requiring immediate surgical resection'\n      ],\n      exp: '<strong>Barrett\\'s oesophagus<\/strong> is defined as the replacement of the normal <em>stratified squamous epithelium<\/em> of the distal oesophagus by <strong>specialised intestinal metaplasia<\/strong> (columnar epithelium containing <em>goblet cells<\/em>). Goblet cells on biopsy are essential for the diagnosis \u2014 their presence distinguishes true Barrett\\'s from simple gastric-type columnar metaplasia. <strong>Complication sequence:<\/strong> GERD \u2192 Barrett\\'s \u2192 Low-grade dysplasia \u2192 High-grade dysplasia \u2192 <strong>Oesophageal adenocarcinoma<\/strong>. The risk of adenocarcinoma is 30&ndash;40&times; that of the general population. <strong>Important:<\/strong> Barrett\\'s predisposes to <em>adenocarcinoma, NOT squamous cell carcinoma<\/em> \u2014 a reliable exam distinction. <strong>Management:<\/strong> Lifelong PPI + endoscopic surveillance (frequency depends on degree of dysplasia). High-grade dysplasia: endoscopic mucosal resection (EMR) or radiofrequency ablation. <strong>Extra CMS point:<\/strong> Barrett\\'s is asymptomatic on its own \u2014 the GERD symptoms may actually improve as the acid-sensitive squamous epithelium is replaced, a deceptive clinical feature that causes diagnostic delay.'\n    },\n\n    \/* ---- Q3 : Achalasia Cardia ---- *\/\n    {\n      id:      3,\n      diff:    2,   \/* Medium *\/\n      tag:     'Esophagus &mdash; Achalasia Cardia',\n      stem:    'A <strong>35-year-old woman<\/strong> presents with <strong>progressive difficulty swallowing both solids and liquids<\/strong> over two years, with <strong>regurgitation of undigested food<\/strong> and nocturnal cough. She has lost 6 kg. Barium swallow shows <strong>dilated oesophagus with smooth tapering at the lower end<\/strong>. Oesophageal manometry confirms absent peristalsis and incomplete LES relaxation. The pathophysiology and the characteristic radiological sign are:',\n      correct: 'Degeneration of inhibitory neurons (VIP\/NO) in Auerbach\\'s myenteric plexus causing LES non-relaxation and aperistalsis; bird-beak sign on barium swallow',\n      opts: [\n        'Degeneration of inhibitory neurons (VIP\/NO) in Auerbach\\'s myenteric plexus causing LES non-relaxation and aperistalsis; bird-beak sign on barium swallow',\n        'Fibrosis of the oesophageal wall due to systemic sclerosis causing LES incompetence and hypoperistalsis; corkscrew oesophagus on barium swallow',\n        'Extrinsic compression of the lower oesophagus by mediastinal lymphadenopathy causing mechanical obstruction; rat-tail sign on barium swallow',\n        'Inflammatory stricture at the GEJ due to long-standing GERD causing mechanical dysphagia; Schatzki ring on barium swallow'\n      ],\n      exp: '<strong>Achalasia cardia<\/strong> is a primary oesophageal motility disorder caused by <strong>degeneration of inhibitory neurons<\/strong> (secreting VIP and nitric oxide) in the <strong>myenteric (Auerbach\\'s) plexus<\/strong>. The result: <em>failure of LES relaxation during swallowing<\/em> + <em>aperistalsis of the oesophageal body<\/em>. Food accumulates in a progressively dilated oesophagus. <strong>Key distinguishing feature:<\/strong> dysphagia for <em>both solids and liquids from onset<\/em> \u2014 unlike carcinoma, where solids-first-then-liquids progression indicates mechanical obstruction. <strong>Barium swallow:<\/strong> dilated oesophagus with smooth, tapering lower end &mdash; the <em>bird-beak sign<\/em> (or rat-tail \u2014 but bird-beak is the preferred exam term). <strong>Gold standard investigation:<\/strong> oesophageal manometry. <strong>Secondary achalasia (pseudoachalasia)<\/strong> must be excluded: Chagas disease (<em>Trypanosoma cruzi<\/em>), carcinoma of GEJ, lymphoma. <strong>Treatment:<\/strong> Pneumatic dilation (first-line), Heller cardiomyotomy, POEM (per-oral endoscopic myotomy \u2014 newer, less invasive). <strong>Extra CMS point:<\/strong> Chagas disease is rare in India but important for CMS as a differential in patients with travel history; T. cruzi destroys the myenteric plexus, mimicking primary achalasia exactly.'\n    },\n\n    \/* ---- Q4 : Peptic Ulcer Disease ---- *\/\n    {\n      id:      4,\n      diff:    2,   \/* Medium *\/\n      tag:     'Stomach &mdash; Peptic Ulcer Disease',\n      stem:    'A <strong>40-year-old man<\/strong> presents with <strong>epigastric pain that is relieved by eating<\/strong> and returns 2\u20133 hours later. He also has <strong>nocturnal pain<\/strong> waking him up at 2 AM. Endoscopy reveals a <strong>duodenal ulcer<\/strong>. Rapid urease test (CLO test) is positive. Which statement correctly describes the diagnostic test of choice for confirming eradication and the key difference between duodenal and gastric ulcers?',\n      correct: 'Urea breath test is the non-invasive gold standard for confirming H. pylori eradication; duodenal ulcers have no malignant potential, whereas gastric ulcers require biopsy to exclude malignancy',\n      opts: [\n        'Urea breath test is the non-invasive gold standard for confirming H. pylori eradication; duodenal ulcers have no malignant potential, whereas gastric ulcers require biopsy to exclude malignancy',\n        'Serology (anti-H. pylori IgG) is the gold standard for confirming eradication as antibody levels fall rapidly after successful treatment',\n        'Stool antigen test is used only for initial diagnosis, not eradication; both duodenal and gastric ulcers carry equal malignant potential requiring biopsy',\n        'Endoscopy with biopsy is required for eradication confirmation in all cases; gastric ulcers are always benign while duodenal ulcers carry malignant potential'\n      ],\n      exp: '<strong>H. pylori<\/strong> is a Gram-negative, microaerophilic, urease-producing spiral bacterium that colonises the gastric antrum. It causes ~90% of duodenal ulcers and ~70% of gastric ulcers. <strong>Diagnostic tests:<\/strong><br>\u2022 <em>Urea breath test<\/em>: non-invasive, gold standard for both initial diagnosis AND post-eradication confirmation<br>\u2022 <em>CLO test (rapid urease test)<\/em>: biopsy-based, quick, done at endoscopy<br>\u2022 <em>Stool antigen test<\/em>: useful non-invasive test<br>\u2022 <em>Serology<\/em>: NOT useful for eradication \u2014 antibodies persist for months\/years after successful treatment<br><strong>DU vs GU:<\/strong> Duodenal ulcers are almost always benign. Gastric ulcers have <em>malignant potential<\/em> \u2192 all gastric ulcers must be <strong>biopsied<\/strong> at endoscopy and re-endoscoped at 6\u20138 weeks to confirm healing. <strong>Pain pattern:<\/strong> DU pain is relieved by food (buffers acid); GU pain is worsened by food. <strong>Eradication therapy:<\/strong> PPI + clarithromycin + amoxicillin (or metronidazole) for 14 days. <strong>Extra CMS point:<\/strong> Succussion splash (splashing sound on shaking the abdomen) + vomiting of undigested food hours after eating = <em>gastric outlet obstruction<\/em> from chronic PUD scarring \u2014 a complication the district surgeon must recognise.'\n    },\n\n    \/* ---- Q5 : Gastric Carcinoma ---- *\/\n    {\n      id:      5,\n      diff:    3,   \/* Hard *\/\n      tag:     'Stomach &mdash; Gastric Carcinoma',\n      stem:    'A <strong>62-year-old man<\/strong> presents with a <strong>6-month history of progressive weight loss, early satiety, and vague epigastric discomfort<\/strong>. On examination, a <strong>hard, non-tender lymph node is palpable in the left supraclavicular fossa<\/strong>. Upper GI endoscopy with biopsy confirms gastric adenocarcinoma. The eponymous name for this lymph node, its pathway of spread, and the histological subtype associated with a <em>leather bottle stomach<\/em> appearance are:',\n      correct: 'Virchow\\'s node (Troisier\\'s sign); spread via the thoracic duct; diffuse (signet ring cell) type causes linitis plastica (leather bottle stomach)',\n      opts: [\n        'Virchow\\'s node (Troisier\\'s sign); spread via the thoracic duct; diffuse (signet ring cell) type causes linitis plastica (leather bottle stomach)',\n        'Sister Mary Joseph\\'s nodule; spread via the falciform ligament lymphatics; intestinal type causes linitis plastica in the pyloric antrum',\n        'Blumer\\'s shelf; spread via direct transperitoneal seeding into the pouch of Douglas; diffuse type causes Krukenberg tumour in the ovary',\n        'Delphian node; spread via haematogenous dissemination through the portal vein; intestinal type causes signet ring cell appearance on biopsy'\n      ],\n      exp: '<strong>Gastric carcinoma spread patterns<\/strong> are a favourite exam topic:<br>\u2022 <strong>Virchow\\'s node<\/strong>: left supraclavicular lymphadenopathy via the <em>thoracic duct<\/em>. Palpable Virchow\\'s node = <em>Troisier\\'s sign<\/em>.<br>\u2022 <strong>Sister Mary Joseph\\'s nodule<\/strong>: periumbilical metastatic nodule via periumbilical lymphatics\/falciform ligament.<br>\u2022 <strong>Krukenberg tumour<\/strong>: metastasis to both ovaries (bilateral), usually via transperitoneal spread. Signet ring cells on histology.<br>\u2022 <strong>Blumer\\'s shelf<\/strong>: palpable metastatic deposit in the pouch of Douglas, felt on rectal examination.<br><strong>Lauren classification:<\/strong><br>\u2022 <em>Intestinal type<\/em>: glandular structures; associated with H. pylori, dietary carcinogens, intestinal metaplasia; better prognosis; distal stomach (antrum).<br>\u2022 <em>Diffuse type<\/em>: poorly cohesive cells; <strong>signet ring cells<\/strong> (mucin displaces nucleus to periphery); causes <strong>linitis plastica<\/strong> (leather bottle stomach \u2014 diffuse wall infiltration causing rigid, non-distensible stomach); younger patients; associated with <em>E-cadherin (CDH1) mutations<\/em>; worse prognosis.<br><strong>Extra CMS point:<\/strong> Most gastric cancers in India are diagnosed at an advanced stage; Virchow\\'s node is often the presenting finding in a general OPD \u2014 a district physician must know this exam sign.'\n    }\n\n  ];\n  \/* ================================================================\n     END OF CONTENT \u2014 engine logic below, do not edit\n     ================================================================ *\/\n\n  var answers  = {};\n  var answered = 0;\n  var shuffled = {};\n  var done     = false;\n\n  \/* --- Helpers --- *\/\n  function byId(id)  { return document.getElementById(id); }\n  function gid(sfx)  { return byId(NS + '-' + sfx); }\n\n  \/* Fisher-Yates shuffle \u2014 returns new array, original untouched *\/\n  function shuffleArr(arr) {\n    var a = arr.slice(), i, j, t;\n    for (i = a.length - 1; i > 0; i--) {\n      j = Math.floor(Math.random() * (i + 1));\n      t = a[i]; a[i] = a[j]; a[j] = t;\n    }\n    return a;\n  }\n\n  \/* Count answers with a given value ('c' or 'w') *\/\n  function countVal(val) {\n    var k, n = 0;\n    for (k in answers) {\n      if (answers.hasOwnProperty(k) && answers[k] === val) n++;\n    }\n    return n;\n  }\n\n  \/* --- Build difficulty dot row ---\n     Returns a <span class=\"mr-diff\"> element with 3 dots,\n     filled up to q.diff value. 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'c' : 'w';\n    answered++;\n    \/* colour all options *\/\n    for (i = 0; i < opts.length; i++) {\n      el = byId(NS + '-o' + qid + '-' + i);\n      if (!el) continue;\n      el.className = opts[i] === q.correct ? 'mr-opt correct locked'\n                   : i === oi              ? 'mr-opt wrong locked'\n                                           : 'mr-opt dimmed locked';\n    }\n    \/* show explanation *\/\n    var ex = byId(NS + '-exp' + qid); if (ex) ex.style.display = 'block';\n    \/* update progress pip *\/\n    var pp = byId(NS + '-pip' + qid); if (pp) pp.className = 'mr-pip ' + (ok ? 'correct' : 'wrong');\n    \/* colour connector line to this pip *\/\n    if (qid > 1) { var pl = gid('pl' + qid); if (pl) pl.className = 'mr-pip-line done'; }\n  }\n\n  \/* --- Show score panel on Submit --- *\/\n  function showScore() {\n    var c, w, s, net, pct, disp, vlist, vi, sc;\n    if (done) return;\n    done = true;\n    c   = countVal('c');\n    w   = countVal('w');\n    s   = TOTAL - answered;\n    net = c * 4 - w;                            \/* +4 per correct, -1 per wrong *\/\n    pct = Math.max(0, Math.round((net \/ MAX) * 100));\n    disp = Math.min(100, Math.max(0, pct));\n    \/* conic gradient ring *\/\n    var rg = gid('ring');\n    if (rg) rg.style.background = 'conic-gradient(#1A6B5A ' + disp + '%, #D8E8E5 0%)';\n    var pe = gid('pct'); if (pe) pe.textContent = pct + '%';\n    var ne = gid('net'); if (ne) ne.textContent = 'Net Score: ' + net + ' \/ ' + MAX;\n    \/* verdict messages keyed by correct count *\/\n    vlist = [\n      [5, 'Flawless. Esophagus and stomach hold no surprises for you.'],\n      [4, 'Strong round \\u2014 one concept worth a second read before exam day.'],\n      [3, 'Solid base \\u2014 the debrief panels have the points that need reinforcing.'],\n      [2, 'Halfway there \\u2014 focus on the mechanisms, not just the eponyms.'],\n      [0, 'GIT rewards careful revision. The debrief notes have everything you need.']\n    ];\n    var ve = gid('verdict');\n    if (ve) {\n      ve.textContent = vlist[4][1];\n      for (vi = 0; vi < vlist.length; vi++) {\n        if (c >= vlist[vi][0]) { ve.textContent = vlist[vi][1]; break; }\n      }\n    }\n    var cc = gid('ct-c'); if (cc) cc.textContent = '\\u2705 ' + c + ' Correct';\n    var cw = gid('ct-w'); if (cw) cw.textContent = '\\u274C ' + w + ' Wrong';\n    var cs = gid('ct-s'); if (cs) cs.textContent = '\\u23ED ' + s + ' Skipped';\n    sc = gid('score');\n    if (sc) { sc.style.display = 'block'; sc.scrollIntoView({ behavior: 'smooth', block: 'center' }); }\n  }\n\n  \/* --- IntersectionObserver: show sticky bar when header scrolls out --- *\/\n  function initObserver() {\n    var sn = gid('sentinel'), bar = gid('progress');\n    if (!sn || !bar || !window.IntersectionObserver) return;\n    new IntersectionObserver(function (en) {\n      bar.className = en[0].isIntersecting ? 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+4 \/ &minus;1 scoring &middot; NEET-PG and UPSC CMS 5 Cases +4 \/ &minus;1 scoring Options reshuffled Submit for Debrief Round Complete 0% net Your Debrief &#8635; New Round<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[18,76,24],"tags":[],"class_list":["post-36908","post","type-post","status-publish","format-standard","hentry","category-cms","category-git","category-neet-pg"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Esophagus &amp; Stomach - atsixty<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atsixty.com\/index.php\/cms\/git-esophagus-stomach\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Esophagus &amp; 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