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Pneumocephalus (the accumulation of intracranial air) usually is associated with trauma, neoplasm, infection, or surgery. Spontaneous pneumocephalus is rare.1-7⇓⇓⇓⇓⇓⇓ We describe a patient with a large, asymptomatic pneumocephalus caused by the frequent performance of Valsalva’s maneuver.
Case report.
A 30-year-old woman was admitted with a 5-week history of persisting shortness of breath, fever, coughing, and weight loss of 12 kg. Two years previously she was found to have bronchial asthma for which she used fluticasone and salbutamol. Chest X-ray revealed a large pulmonary abscess in the right lung. Haemophilus influenzae was cultured from material obtained by bronchoalveolar lavage, and the patient was subsequently treated with antibiotics. As part of the clinical workup, an X-ray of the paranasal sinuses was performed. It revealed a lytic lesion in the left temporoparietal area, which was not present on a similar X-ray obtained 2 years earlier.
CT and MRI scans of the brain showed a large, …
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