An elderly male presents with headache, recurrent infections and multiple punched out lytic lesions of x-ray skull. The investigation that will best help in establishing a diagnosis is:

Medicine

An elderly male presents with headache, recurrent infections and multiple punched out lytic lesions of x-ray skull. The investigation that will best help in establishing a diagnosis is:

True about Postural Hypotension:

A 25 years old unidentified male from roadside was brought by police…

First time causative agent of AIDS was discovered in: