Chest
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A 70-year-old woman who had received a diagnosis of pneumonia in the right lower lobe was treated with antibiotics at a general practitioner's clinic 9 months earlier. Her pneumonia had improved, but the cough and lung infiltrates persisted for > 6 months, so the patient was referred to our hospital. She had undergone surgery for breast cancer 30 years earlier but had no other medical history. She was not taking any medications and had no history of smoking, including passive smoking.
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A 20-year-old woman presented with dry cough, right-sided thoracic pain, and gradually progressive dyspnea on exertion. She had no hemoptysis or fever. There was no relevant medical history. ⋯ Physical examination showed a mildly ill-looking woman, with shallow breathing and normal blood oxygen saturation. Auscultation revealed normal breath sounds without crackles or wheezing. Laboratory testing showed a significantly increased D-dimer (4,560 μg/L [normal, < 500 μg/L]), elevated C-reactive protein (131 mg/L [normal, < 5 mg/L]), normal leucocytes, and elevated lactate dehydrogenase (825 units/L [normal, 50 to 250 units/L).
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A 58-year-old man presented to us with a 1-week history of high-grade fever and progressive dry cough. Four weeks before his presentation, he was diagnosed with COVID-19 infection and needed non-ICU hospital admission with no supplemental oxygen requirements for 6 days and was treated with a 5-day course of remdesivir and 3 weeks of dexamethasone. ⋯ He did not complain of any shortness of breath, weight loss, or loss of appetite. He was never a smoker and denied any alcohol use.
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A 24-year-old White man presented with 1-day complaints of progressive shortness of breath and fever. He recently underwent an open reduction and internal fixation of a left midshaft femur fracture from a skiing accident 4 days ago. He denied chest pain, skin rashes, hemoptysis, hematemesis, melena, or surgical site bleeding. ⋯ BAL fluid cytologic condition is shown in Figure 3. A full vasculitis workup by rheumatology was unremarkable. Ophthalmologic and skin examination were unrevealing.
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Case Reports
A 73-Year-Old Woman With Progressive Shortness of Breath and Right-Sided Hemithorax Opacity.
A 73-year-old frail woman presented with 3 months of progressively worsening exertional dyspnea, mild cough with white mucus, voice changes, and few episodes of dysphagia. She denied weight loss, night sweats, chest pain, or hemoptysis. ⋯ She had neither asbestos nor occupational exposure. She had no family history of malignancy.