Following a vehicular accident with blood loss leading to pr…
Following a vehicular accident with blood loss leading to prolonged, severe hypotension, a 30-year-old man is intubated and placed on a mechanical ventilator. He has progressively decreasing oxygen saturations despite increasing his FI02 to 100%. He remains afebrile. He dies 3 days later. At autopsy, the distal lungs show thickened interstitium, and many macrophages and neutrophils. Which of the following would have been observed on X-ray just prior to his death?
Read DetailsYou are working in the emergency room when the paramedics br…
You are working in the emergency room when the paramedics bring in a 12 year- old girl who has been febrile and disoriented for the past couple of days. Labs are drawn and reveal the following: ABG: pH 7.2 PCO2= 29 PO2 78 Chemistry panel: Na+ = 140 Cl- = 100 HCO3- =20 Glucose = 350 What is her likely pH status?
Read DetailsA 62-year-old man who has a 90 pack year history of cigarett…
A 62-year-old man who has a 90 pack year history of cigarette smoking has had a chronic cough for the past 10 years. He has begun to lose weight (3 kg) during the past year. No abnormal findings are noted on physical examination. He has a chest radiograph that reveals a right hilar mass. A sputum cytology shows atypical, hyperchromatic squamous cells. What is the most common initial pathway for metastases from this lesion?
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