I. Pathophysiology

  1. Yellow, green or dirty gray Sputum Color
  2. Color is related to Leukocyte released peroxidase
  3. Color alone does not distinguish bacterial infection

II. Small amounts of Purulent Sputum

III. Large amounts of Purulent Sputum

  1. Lung Abscess (less Sputum than other causes below)
  2. Bronchiectasis (200-500 ml/day Sputum)
  3. Bronchopleural Fistula (Copious amounts of Sputum)

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Ontology: Purulent sputum (C0241235)

Concepts Sign or Symptom (T184)
SnomedCT 42192008
English SPUTUM, PURULENT, Expectoration of purulent sputum, Sputum Purulent, Sputum purulent, Purulent sputum, Purulent sputum (finding)
Italian Espettorato purulento
Japanese 膿性痰, ノウセイタン
Czech Hnisavé sputum
Hungarian purulens köpet
Spanish esputo purulento (hallazgo), esputo purulento, expectoración de esputo purulento (hallazgo), expectoración de esputo purulento, Esputo purulento
Portuguese Expectoração purulenta
Dutch sputum purulent
French Crachat purulent
German Sputum eitrig