Simple pulmonary eosinophilia

  • Loffler’s syndrome
  • Elevated eosinophil count in peripheral blood
  • Association with parasitic infection – Ascaris lumbricoides
  • Chest Xray
    • Fleeting transient infiltrates
    • Uni or bilateral
    • Resolution of opacities within days and maximum one month
  • CT
    • Ground-glass opacities, consolidation
    • Periphery of mid and upper lung zones
    • Single or multiple acinar nodules
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Jeong, Yeon Joo, et al. “Eosinophilic lung diseases: a clinical, radiologic, and pathologic overview.” Radiographics 27.3 (2007): 617-637.

Katre, Rashmi S., et al. “Cardiopulmonary and gastrointestinal manifestations of eosinophil-associated diseases and idiopathic hypereosinophilic syndromes: multimodality imaging approach.” Radiographics 36.2 (2016): 433-451.