A member asked:

What tests should be done to determine weather pneumonia is caused by bacterial, viral or fungal infection? best antibiotic if nature not known?

4 doctors weighed in across 2 answers
Dr. Jarrod Kaufman answered

Specializes in General Surgery

Pneumonia: The best way to differentiate between the types you described is a sputum culture that would allow determination between various types of bacterial and fungal causes. There are also certain characteristic things seen on x-ray that can help in diagnosis.

Answered 3/25/2022

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Dr. Gerald Mandell answered

Specializes in Nuclear Medicine

Wide/spectrum drug: Chest radiograph often helpful for likelihood of organism according to type of pattern. Often alveolar, dense consolidation, bacterial or fungal. Intersitial, made up of lines and dots, usally atypical pneumonia caused by mycoplasma or viral. Pleural fluid collecttions most commonly with bacterial/ tiny pleural effusions mycoplasma. Sputum collection, blood tests, more specific.See physician 4 dx.

Answered 3/25/2022

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