This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Systemic Bacteriology (Gram Positive Bacilli, Gram Negative Bacilli), Subject name: Microbiology
Nocardia shows all the features except: 
Select and explain. 
A. It is an anaerobe, B. It is an acid fast organism, C. Cultured by Paraffin bait technique, D. Causative agent of Actinomycetoma
A: It is an anaerobe
Answer: A: It is an anaerobe 
Explanation: Nocardia Obligate aerobe. Acid fast organism (1%). Cultured by Paraffin bait technique. Causative agent of Actinomycetoma. Pneumoniae in immunodeficient individuals,Eg : AIDS/Lymphomas/Post Transplantation C/F -- Fever, cough (with thick sputum) Can spread to pericardium and mediastinum Rx - Trimethoprim-sulphmethoxazoleis used as effective therapy Severe cases - Combination - TMP-SMX, Amikacin, ceftriaxone/imipenem.