| Summary: | No abstract available. Article truncated after first page. Clinical History: A 35-year-old woman presented with complaints of increasing shortness of breath and a non-productive cough. She had no significant past medical history. Laboratory data, including a white blood cell count, coagulation profile, and serum chemistries, were within normal limits. Oxygen saturation on room air was normal. Frontal and lateral chest radiographs (Figure 1) were performed. Which of the following statements regarding the chest radiograph is most accurate? 1. Frontal and lateral chest radiography shows abnormal mediastinal contours; 2. Frontal and lateral chest radiography shows basal reticulation suggesting possible fibrotic disease; 3. Frontal and lateral chest radiography shows multifocal pleural thickening; 4. Frontal and lateral chest radiography shows numerous small nodules; 5. Frontal and lateral chest radiography shows upper lobe, bilateral perihilar masses. …
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