U-shaped scar

U-shaped scar

 A deep fibrotic depression on the cortical surface of the kidney, which is associated with ASHD and chronic pyelonephritis
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All that's left are the occasional twinge, a U-shaped scar that looks like a smile, and questions.
Gemma Cottam with the U-shaped scar on her neck after surgery to remove her lymph nodes; and, right, the mole before her surgery
"That's what I first got from him: a tattoo," Lane said, smiling and motioning toward a U-shaped scar on his right arm.