Spontaneous pneumomediastinum as an unusual complication of COVID-19 pneumonia.

Spontaneous pneumomediastinum is to consider in COVID-19 patients with progressive respiratory deterioration. It possibly reflects extensive alveolar injury and prompts close monitoring. Although generally self-limiting, it could be lifeߚthreatening.

COVID-19 pneumonia in a patient with sarcoidosis: A case report.

Key prognostic elements to consider in sarcoidosis patients who contract COVID-19 pneumonia are pulmonary involvement, the underlying immune system dysfunction, immunosuppressive therapies' use, and the increased risk for hypercoagulability.