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Sputum abnormality

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Purulent Sputum

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  1. 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
  2. Small amounts of purulent Sputum
    1. Upper respiratory source
      1. Acute Sinusitis
      2. Allergic Rhinitis
      3. Acute Bronchitis
    2. Lung source
      1. Pneumonia (resolving)
      2. Tuberculosis
      3. Lung Abscess
  3. 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)

Purulent sputum (C0241235)

ConceptsSign or Symptom (T184)
EnglishExpectoration of purulent sputum, Purulent sputum, Sputum Purulent
Spanishesputo purulento, expectoracion de esputo purulento
Parent ConceptsExpectoration of abnormal sputum (C0232516), Consistency of sputum - finding (C1287107)
SourcesDXP, QMR, SCTSPA, SNOMEDCT
Derived from the NIH UMLS (Unified Medical Language System)



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