Most common form of Nocardial respiratory tract infection is ?: (A) Laryngitis, (B) Pharyngitis, (C) Tonsilitis, (D) Pneumonia
Answer is D. Ans. is 'd' i.e.,Pneumonia Nocardia are 'gram positive' `acid fast' filaments. Nocardia are strict aerobes and paially urease and catalase positive. Since nocardiae are among the few aerobic microorganism that use paraffin as a carbon source, paraffin baiting can be used to isolate the organism from mixed culture.