34-sample q -- - cappacino

[ArchivalUser]

Please, only respond if you can clearly explain.

34.

A 47-year-old man comes to the physician because of a 1-week history of temperatures to 38.3°C (101°F) and occasional vomiting. He also has a 1-year history of joint and muscle pain in his calves and a 1-month history of intermittent, diffuse abdominal pain. His temperature now is 37.2°C (99°F). Abdominal examination shows mild diffuse tenderness. There is no ascites. Test of the stool for occult blood is positive. Serum studies show mildly increased urea nitrogen and creatinine concentrations. Photomicrographs of a biopsy specimen of the mesentery are shown. Which of the following is the most likely diagnosis?

(A) Angiodysplasia
(B) Mucocutaneous lymph node syndrome (Kawasaki disease)
© Polyarteritis nodosa
(D) Takayasu arteritis
(E) Thromboangiitis obliterans
(F) Wegener granulomatosis


Why is this C?

[ArchivalUser]

abdominal pain due to inovlovement of Mesenteric artery is imp clue for PAN.its affects all body parts GI,Skin ,kidney except lung.


Thromboangiitis obliterans-- disease in smokers

[ArchivalUser]

Can't the mesenteric artery be affected by angiodysplasia?

[ArchivalUser]

Anyone know?

[ArchivalUser]

just know PAN involves almost all organ's vessels except lung.
which ither xhoice can we choose?
angiodysplasia doesn't involve other organs.

[ArchivalUser]

even if angiodysplasia involves mesentric art it would be painless(as it is dilatation)
another clue for PAN is increased urea nitrogen and creatinine concentrations.(kidney involved)

[ArchivalUser]

ok got it.... Thank you