27. Resp & Hema system-II

Question 1

A 44 year old woman in Sudan comes to the doctor with flu like symptoms. Blood test are done showing a species of plasmodium which can lay dormant in the liver. What else if true of this organism.

A. Quartan Paroxysm 
B.  Infects mature RBC only
C. Tertian Paroxysm 
D. Infects any stage RBC 
E. Can produce Blackwater Fever

RFA

Answer 1

Ans. C. Since the plasmodium can lie dormant in the liver it has be P. vivax or P. ovale which are on a Tertian (ever 48 hour paroxysm)

A.& B Quartan Paroxysm & Mature RBC- P. Malariae

D& F Any stage RBC and Blackwater fever- P. falciparum

Question 2

A 32 year old archaeologist is visiting Turkey looking for the lost city of Troy. He start to feel fatigued and is taken to the doctor. His BP is 110/70. The doctor takes a CBC. Small delicate cells are noted with ameboid ring some arranged in a Maltese cross pattern. The doctor prescribes the patient antibiotics and quinine for his condition. What is true of this patients infection?

A. Presence of Maurer's dots 
B. Marked by eosinophilia 
C. Noted for Paroxysms 
D. Is a zoonosis 
E. Transmitted by mosquitoes 

RFA

Answer 2

Ans. D Is a zoonosis- the patient has Babesiosis,( maltese cross is the give away) unlike malaria has reservoirs in dogs, deer, cows ect. and is transmitted by ticks

A, C& E all describes Malaria

B. Marked eosinophilia would describe a filariasis