منابع مشابه
The halo sign
1. Universidade Federal Fluminense, Niterói (RJ) Brasil. 2. Universidade Federal do Rio de Janeiro, Rio de Janeiro (RJ) Brasil. 3. Santa Casa de Misericórdia de Porto Alegre, Porto Alegre (RS) Brasil. 4. Universidade Federal de Ciências da Saúde de Porto Alegre, Porto Alegre (RS) Brasil. 5. Faculdade de Medicina de Petrópolis, Petrópolis (RJ) Brasil. A 49-year-old male smoker (with a smoking hi...
متن کامل"Reversed halo sign".
Appearance: The reversed halo sign (also known as the atoll sign, reverse halo sign, and the fairy ring sign) is defined by central ground-glass opacity with a surrounding halo or crescent of consolidation (Fig. 1). This should not be confused with the halo sign which refers to central consolidation with a surrounding halo or rim of ground-glass opacity. Furthermore, the reversed halo sign shou...
متن کاملReversed halo sign
1. Universidade Federal Fluminense, Niterói (RJ) Brasil. 2. Universidade Federal do Rio de Janeiro, Rio de Janeiro (RJ) Brasil. 3. Faculdade de Medicina de Petrópolis, Petrópolis (RJ) Brasil. 4. Santa Casa de Misericórdia de Porto Alegre, Porto Alegre (RS) Brasil. 5. Universidade Federal de Ciências da Saúde de Porto Alegre, Porto Alegre (RS) Brasil. A 35-year-old man presented to the emergency...
متن کاملThe halo sign of Q fever pneumonia.
A previously healthy 29-year-old male in intimate contact with dogs presented with a five-day history of high fever, chills, headache, myalgia and nonproductive cough. He also complained of sharp right-sided chest pain worse on deep inspiration. On physical examination, the patient was febrile, tachypneic and tachycardic. Inspiratory rales were heard over the right lower lung zone. Laboratory d...
متن کاملThe CT halo sign in invasive aspergillosis
KEY CLINICAL MESSAGE In immunocompromised patients, the pulmonary computed tomography halo sign is highly suggestive of angioinvasive aspergillosis. Early recognition may be life-saving.
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ژورنال
عنوان ژورنال: Jornal Brasileiro de Pneumologia
سال: 2017
ISSN: 1806-3713
DOI: 10.1590/s1806-37562016000000354