practice questions 2 - medgrad2017

[ArchivalUser]

An 8 year old Caucasian female presents with fever and hemorrhagic skin rashes on her lower extremities. In her past medical history she has suffered multiple Neisseria infections with the most recent happening four months back which was successfully treated with penicillin. Her labs reveal WBC 12000 with normal DLC with predominantly bilobed neutrophils. This patient is most likely suffers from which of the following immune system impairment? →
a. Ineffective intracellular killing
b. Pure T-cell dysfunction
c. Inability to form the membrane attack complex
d. Defective production of phagocyte NADPH


A 42 year old male presents with gangrene of his left 1st and 3rd toe. He has a personal history of 18 pack yr smoking history. His past medical history includes chronic obstructive pulmonary .. his general exam reveals dry gangrene in left 1st and 3rd toe, with diminished pulses on both feet. His chest exam reveals bilateral basal crepts. Which one of the following histological findings from a biopsy of the blood vessels supply is most suggestive of the diagnosis of buergers disease?
a. Granulomatous inflammation with giant cells
b. presence of lymphocytes
c. thrombosis with microabscesses
d. fibrinoid necrosis with overlying thrombosis
e. focal aneurysmal dilation
f. microaneurysms formation
g. neovascularization

[ArchivalUser]

1. C
2. C

[ArchivalUser]

what is source of these practice qs?

[ArchivalUser]

1.c
2.d

[ArchivalUser]

sorry 2. c