| Summary: | No abstract available. Article truncated after 150 words. History of Present Illness: A 67-year-old woman was referred for mild shortness of breath for several years, but worse since January 2018. She has dyspnea on exertion after 1 block. An outside chest x-ray, electrocardiogram and echocardiogram are reported as normal. She was begun on prednisone at 40 mg/day and her symptoms improved. However, her symptoms worsened when the dose tapered to 5 mg/day. She gained 35 pounds while on the prednisone and tried a steroid inhaler therapy without benefit. She is still dyspneic after 1 block of exertion. Past Medical History, Social History, Family History:
• Her past medical history was only positive for gastroesophageal reflux for which she takes ranitidine and hypertension for which she takes lisinopril.
• She was a life-long nonsmoker.
• There was no occupational history, hot tub or bird exposures.
• Family history is noncontributory.
Physical Examination
• Her SpO2 was 94% on room air.
• Chest: few crackles noted …
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