Most types of<unk>  have similar signs and symptoms. Prominent and nearly universal signs and symptoms include cough, fever, difficulty breathing, and night sweats. Acute<unk>  typically follows a rapid course. Fever and cough may develop only one or two weeks before breathing difficulties progress to the point of respiratory failure requiring mechanical ventilation. Chronic<unk>  usually follows a slower course. Symptoms accumulate over several months and include fever, cough, difficulty breathing, wheezing, and weight loss. Individuals with chronic<unk>  are often misdiagnosed with asthma before the correct diagnosis is made.<unk>  due to medications or environmental exposures is similar and occurs after an exposure to a known offending agent.<unk>  due to parasitic infections has a similar prodrome in addition to a host of different symptoms related to the variety of underlying parasites.<unk>  in the setting of cancer often develops in the context of a known diagnosis of lung cancer, cervical cancer, or other certain types of cancer.
Eosinophilic pneumonia
Atypical pneumonia
Acute eosinophilic pneumonia
Lipid pneumonia
Cryptogenic organizing pneumonia
Lobar pneumonia
Parasitic pneumonia
Fungal pneumonia