Renal Pathology, Set 1

For each of the following patients, select the most likely pathologic finding:

1. A 67-year-old woman has developed fever along with flank pain and dysuria over the past two days. A urinalysis reveals pH 6, sp gr 1.017, no blood, no glucose, no ketones, and positive nitrite:

2. Diabetes mellitus was diagnosed 33 years ago in a 70-year-old man who now has a serum creatinine of 6.3 mg/dL with urea nitrogen of 55 mg/dL:

3. A 40-year-old woman with a chronic cough and necrotizing granulomatous vasculitis diagnosed on a transbronchial biopsy now has a rapidly progressive glomerulonephritis. Her serum antineutrophil cytoplasmic autoantibody test is positive:

4. At 32 weeks gestational age, there is marked oligohydramnios in utero diagnosed by ultrasonography:

5. A complete blood count (CBC) reveals a hemoglobin of 22 gm/dl, hematocrit 65.4%, MCV 94 fL, platelet count 315,000/microliter, and WBC count 9130/microliter in a 57-year-old man:

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