This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Parvovirus B-19 does not cause: 
Select and explain. 
A. Roseola infantum, B. Aplastic anemia in sickle cell, C. Fetal hydrops, D. Collapsing FSGS
A: Roseola infantum
Answer: A: Roseola infantum 
Explanation: Ans. (a) Roseola infantum Roseola infantum or exanthem subitum is caused by HHV-6 and HHV-7 (rarely). Disc caused by Parvo virus: Erythema infectiosum Seronegative ahritis Aplastic crisis in hemolytic anaemia Fetal infection leading to non-immunohydrops fetalis Chronic anaemia in immunocompromised Hemophagocytic syndrome Severe anaemia in malarial patients.