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![JMGardnerMD Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::45577730.png) Jerad Gardner, MD [@JMGardnerMD](/creator/twitter/JMGardnerMD) on x 50.1K followers
Created: 2025-07-19 14:01:08 UTC

Painful black ulcer. Abdomen of dialysis patient. Diagnosis? 
Answer ✅ 
#Dermatology Emergencies all #Pathologists should know: 
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