Severe acute respiratory syndrome

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Background

  • SARS = Severe Acute Respiratory Syndrome
  • Mainly Asia
    • Commonly isolated from civet cat
  • Coronavirus spread by respiratory droplet transmission

Clinical Features

Differential Diagnosis

Influenza-Like Illness

Cough

Acute (< 3 wks)

Chronic (> 8 wks)

  • Postinfectious; pertussis
  • Smoking and/or chronic bronchitis
  • Postnasal discharge
  • Asthma
  • GERD
  • ACEI/ARB
  • CHF
  • Lung cancer or intrathoracic mass
  • Emphysema
  • Interstitial lung disease
  • Psychiatric

Causes of Pneumonia

Bacteria

Viral

Fungal

Parasitic

Evaluation

  • CXR (abnormal in 75% of cases at presentation)
    • Patchy consolidation in peripheral lung fields
A chest X-ray showing increased opacity in both lungs, indicative of pneumonia, in a patient with SARS

Management

Disposition

  • Admit

See Also

References