Term
| Immune fxn of the appendix |
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Definition
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Term
| Hernia containing the appendix |
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Definition
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Term
| Portion of the appendix that usually ruptures |
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Definition
| Antimesenteric border because it has the poorest blood supply as the lumen becomes more distended and overcomes vascular pressures |
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Term
| MCC of acute appendicitis in children? Adults? |
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Definition
Children: hypertrophy of lymphoid tissues, possibly in response to a viral infection
Adults: fecalith |
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Term
| Difference b/w appendicitis in HIV pts and in the general population |
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Definition
| Acute appies have slightly higher incidence, higher rupture risk (b/c of delay in presentation) with a low CD4 count increasing risk of rupture |
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Term
| Area in which Lap and Open appies differ |
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Definition
| Lap appies have a higher incidence of intra-abdominal abcess |
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Term
| MC intestinal parasite causing appendicitis and Tx |
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Definition
| Ascariasis lumbricoides and helminthicide (mebendazole, pyrantel pamoate and albendazole) |
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Term
| People who would benefit from incidental appendectomy |
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Definition
1. children who are about to undergo chemotx (due to risk of subsequent typhlitis)
2. disabled (para/quadriplegic) who cannot react normally to abd pain
3. Crohn's patients (because of significant risk of subsequent abd pain) as long as the cecum is free of macroscopic disease (to avoid risk of cecal fistula)
4. Individuals about to travel to remote places with access to medical care |
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Term
Mesenteric adenitis
# key historical findings
# common pathogens
# physical findings
# treatment |
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Definition
# recent h/o of URI
# Campylobacter, Yersinia, Helicobacter jejuni, Salmonella, Shigella, Strep throat
# diffuse abdominal pain (as oppoesed to localized tenderness)
# nothing to be done |
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Term
| 1st and 2nd MC neoplasm of the appendix |
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Definition
1. Mucinous adenocarcinoma
2. Carcinoid |
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Term
| Types of appendiceal adenocarcinoma |
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Definition
1. mucinous
2. colonic adenocarcinoma
3. adenocarcinoid |
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Term
| MC presentaion of appendiceal adenocarcinoma and management |
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Definition
| Found incidentally in pathological specimen of an appendicitis; management is takeback for a formal RHC |
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Term
| Management of appendiceal carcinoids |
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Definition
Tumors < 1 cm found on histological exam of appendix can be left alone; Tumors greater than 1.5-2 cm or those that extend into the mesoappendix need RHC
No chemo or radiation
Rarely cause carcinoid syndrome |
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Term
| Liquid stool coming out of the RLQ wound on POD5 s/p appendectomy; pathgenesis; managment |
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Definition
| Cecal fistula; caused by slippage of the stump sutur or necrosis of the stump; usually close on their own; start low res diet so that most of the absorption is done by the time it reaches the cecum. If it dose not close, think about neoplasm, IBD, TB or distal obstruction |
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Term
| Source of gelatenous material in pseudomyxoma peritonei |
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Definition
| mucus secreting cells from a perforated, mucus -producing tumor (benign or malignant) originating in the appendix, small bowel or ovary |
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Term
| MC specific source of pseudomyxoma peritonei |
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Definition
| benign mucinous cystadeoma of the appendix |
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Term
| 5-yr survival of peritoneal mucnous carcinomatosis |
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Definition
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Term
| Cause of morbidity and mortality in benign disseminated peritoneal adenomucinosis |
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Definition
| Mucin causes disemination of the mucus secreting cells throughout the peritoneal cavity and eventually the small bowel because mecanically obstruced |
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Term
| Fever, weight loss, and progressive distension 2/2 ascites with multiple whitis nodules scattered over the visceral and parietal peritoneum at surgery |
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Definition
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Term
| RLQ and RUQ pain, fever, elevated tbili and Alk phos, with mult densities in the right hepatic lobe, RLQ phlegmon, stranding around the SMV and air bubbles within the vein |
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Definition
| pyelophlebitis- infectious inflammation of the portal venous system, usually caused by perforated appendicitis or diverticulitis, leading to liver abscesses |
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Term
| management and mortality of pyelophlebitis |
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Definition
| Broad-spectrum abx, surgical source control (sigmoidectomy or appy) and anticoagulation |
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Term
| Cause of n/v in acute appendicitis |
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Definition
| irritation and stretching of the visceral peritoneum causes hyper-perstalsis and reflex n/v |
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Term
| M:F of acute appendicitis |
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Definition
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Term
| Luminal capacity of the appendix |
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Definition
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Term
| Cause periumbilical pain in acute appendicitis |
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Definition
| Stretching of the visceral peritoneum by distension |
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Term
| Most reproducible and reliable physical finding in acute appendicitis |
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Definition
| Localized tenderness at McBurney's point |
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Term
| Definition of and MCC of peri-appendicitis |
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Definition
| Inflammation of Serosa of the appendix, but not transmural inflation, in response to another inciting process. In women, MCC is acute salpingitis, o/w a GI perforation |
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Term
| MC site for carcinoid tumors |
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Definition
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Term
| Management of a perforated appendix with a walled-off abscess |
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Definition
| Non-op. Ivf, iv abx, bowl rest, interval appy. |
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Term
| Artery that feeds into the appendiceal artery |
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Definition
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Term
| Factor most strongly a/w fetal mortality in appendicitis in pregnancy |
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Definition
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Term
| Tx of appendiceal adenocarcinoma diagnosed at appendectomy from bxs of peritoneal implants with no other evidence of metastasis |
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Definition
| Cytoreductive surgery and IP chtx |
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