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Images 10.68.1A: Perivascular and interstitla dermatitis, and panniculitis, lobular + 10.68.1B: Histiocytes, many of them multinucleate, in palisaded array around foci of extensive degeneration of collagen and extracellular deposits of lipid = Necrobiotic xanthogranuloma ┬áNecrobiosis lipoidica and necrobiotic xanthogranuloma have features in common, among them lymphoplasmacytic infiltrates, granulomatous inflammation, and degeneration of collagen. Necrobiotic xanthogranuloma, […]