Hamman-Rich syndrome history and symptoms

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Chandrakala Yannam, MD [2]

Patients with acute interstitial pneumonitis usually present with flu-like viral illness or upper respiratory tract infection, which progresses very rapidly to acute respiratory failure. Common symptoms include fatigue, headache, myalgia, cough, fever, and dyspnea. The acute onset of symptoms is characteristic of acute interstitial pneumonitis.

• Patients with acute interstitial pneumonitis usually present with prodromal flu-like illness or upper respiratory tract infection with symptoms of headaches, sore throat, myalgia, arthralgia, cough and fever. It has a sudden and severe onset and a very rapidly progressive dyspnea and eventually resulting in severe respiratory failure.^[1][2]
• Duration of symptoms ranges from 2 days to 2 months.

Common symptoms of acute interstitial pneumonitis include:

• The acute onset of symptoms is characteristic of acute interstitial pneumonitis.
• Flulike prodromal illness or upper respiratory tract infection
  • Headache
  • Fatigue
  • Myalgia
  • Arthralgia
• Cough
• Sudden onset of breathlessness
• Fever

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