Disease Knowledge Center
Evidence-Based Medical Encyclopedia
Explore thousands of diseases with authoritative clinical information from WHO, CDC, NIH, and international medical guidelines. Every condition features an interactive journey from diagnosis to treatment.
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Pulmonology
Idiopathic Pulmonary Fibrosis
A fatal disease where the lungs become progressively scarred and stiff for unknown reasons, making breathing extremely difficult.
Pulmonology
J18.9
Pneumonia
An infection that inflames the air sacs in one or both lungs, which may fill with fluid or pus, causing cough, fever, and difficulty breathing.