Paraneoplastic focal segmental glomerulosclerosis associated with gastrointestinal stromal tumor with cutaneous metastasis: A case report

Figure 1 Histological features of the kidney biopsy and dermatological manifestation. A: Infiltrative plaques are scattered throughout the body; B: Hematoxylin and eosin (H&E) staining of kidney biopsy; C: Periodic acid-silver methenamine staining of the kidney; D: Representative immunohistochemical staining for CD34 in the kidney; E: Representative immunohistochemical staining for CD117 in the kidney; F: H&E staining of the lymph node; G: H&E staining of the skin; H: Representative immunohistochemical staining for CD34.