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5630 Pathology

A 16-year-old boy is rushed to the emergency room after sustaining a stab wound to the chest during a fight. Physical examination reveals a 1-cm entry wound at the right 5th intercostal space in the midclavicular line. His temperature is 37degC (98.6degF), respirations are 35 per minute, and blood pressure is 90/50 mm Hg. A chest X-ray shows air in the right pleural space. Which of the following pulmonary conditions is the expected complication of pneumothorax arising in this patient?

AAtelectasis
BChylothorax
CDiffuse alveolar damage
DEmpyema
Pathology
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5631 Pathology

A 60-year-old man with small cell carcinoma of lung is rushed to emergency room in coma after suffering a clonic-tonic seizure. Patient’s temperature is 37degC , blood pressure 100/50 mm Hg and pulse is 88 per minute. Laboratory studies show a serum sodium of 103 mmol/L, normal serum levels of BUN & creatinine and a dilute but otherwise normal urine. A CT scan of the head is normal. Which of the following is the most likely cause of seizures in this patient?

ACentral diabetes insipidus
BDiabetes mellitus
CRenal metastases
DSyndrome of inappropriate ADH secretion
Pathology
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