Gastroenterology — Flashcards

Flashcard 151: Stage _____ HIV is characterized by wide dissemination to lymphoid organs

Answer: 1

Flashcard 152: The late stage of Trypanosoma brucei infection (sleeping sickness) includes _____ involvement and _____

Answer: CNS

Flashcard 153: Which hematologic finding is characteristic of *Wuchereria bancrofti* infection? _____

Answer: Eosinophilia

Extra: Wuchereria bancrofti causes lymphatic filariasis. Eosinophilia is a common finding in response to tissue nematodes. Sketchy Micro: Dracunculus medinensis, Wuchereria bancrofti, Onchocerca volvulus, Toxocara canis, Loa loa (tissue nematodes).

Flashcard 154: Stage _____ HIV is characterized by clinical latency. CD4+ count drops to < 500

Answer: 2

Flashcard 155: What changes in stool are seen with Yellow fever? _____

Answer: Bloody diarrhea

Flashcard 156: Endometriosis spread to the bladder wall presents with _____

Answer: dysuria

Extra: * just imagine abdomen hit with dirt representing dysuria, as well since endometriosis can spread nearly anywhere

Flashcard 157: Is the CEA tumor marker useful for monitoring recurrence of colorectal carcinoma? _____

Answer: Yes

Extra: Carcinoembryonic antigen (CEA) is used to monitor for recurrence of colorectal cancer; it is **not** used for screening or diagnosis due to low specificity.

Flashcard 158: _____ is an anemia associated with cancer and chronic inflammation

Answer: Anemia of chronic disease

Flashcard 159: Henoch-Schonlein purpura often occurs following a(n) _____ infection, which leads to generation of IgA

Answer: upper respiratory tract

Flashcard 160: Acute gastritis is especially common among _____ and patients taking daily NSAIDs (e.g. rheumatoid arthritis patients)

Answer: alcoholics

Extra: * NSAIDs inhibit COX-1 -> decreased TXA2 & PGE2/PGI2 -> decreased platelet aggregation, increased gastric acidity, impaired mucosal defense - Ulcers Robbins: