Case 30
With discussion
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CASE 30 (August 2008)

Clinical information

A 56-year-old woman died due to disseminated tuberculosis, with meningeal involvement and pulmonar miliary TBC. Renal function was normal until death.

On autopsy a whitish nodulary lession, 5 mm of diameter, was identified in renal parenchyma (see Figures 1 and 2). Urinary tract was macroscopically normal. There were not other macroscopic lesions in abdominal organs.

See the images.

Figure 1.

Figure 2.

Figure 3. H&E, X40.

Figure 4. H&E, X200.

Figure 5. H&E, X200.

Figure 6. H&E, X400.

Figure 7. H&E, X400.

Figure 8. PAS stain, X200.

Figure 9. Masson's trichrome, X200.

What is your diagnosis?

See diagnosis and discussion