Prep for USMLEPrep for USMLE Forum
   Forum    Step 1  Step 2 CK Step 2 CS Step 3  Match  IMGs Resources Search






Previous Topic | Next Topic  Q.1 




 
Kaplan Qbank USMLE



Author5 Posts
  #1

A 13-month-old girl has a history of recurrent bacterial infections. Production of O2–, H2O2, and ·OH by neutrophils is normal and production of HOCl is decreased following stimulation by opsonized bacteria. The most likely cause is deficiency of

A) glutathione peroxidase

B) NADPH oxidase

C) superoxide dismutase

D) catalase

E) myeloperoxidase

  #2

E) Myeloperoxidase

___________________
"If He takes you to it, He'll take you through it."

  #3

myeloperoxidase

___________________
I hear and I forget. I see and I remember. I do and I understand.
--Confucius

  #4

i think thi is CGD, rite?

___________________
Sincerity and hard work are the keys to success!

  #5

I don't think this is a case of CGD. This is myeloperoxidase deficiency, a AR condition. CGD is an X linked recessive in which you lack NADPH oxidase.

___________________
La vita e bella!







You don't have permission to post.




Login or Register to post messages in this topic





















Contact | Leaders | Disclaimer | Privacy

Copyright @ Prep for USMLE. All rights reserved.