Unidentified kidney<unk> . Renal<unk><unk>  and passage during<unk>  flight can potentially pose a severe risk to crew member health and safety and could affect mission outcome. Although renal<unk> s are routinely and successfully treated on Earth, the occurrence of these during<unk>  flight can prove to be problematic.
Renal stone formation in space
Renal cortical necrosis
Extravasation of urine
Renal papillary necrosis
Ureteral neoplasm
Catheter-associated urinary tract infection
Blunt kidney trauma
Acute uric acid nephropathy