Mnemonics for the causes of renal papillary necrosis are plentiful and include:
NSAID
POSTCARDS
AD SPORT C: a list of causes in decreasing order of incidence
DINASOR
Mnemonics
NSAID
Most common causes:
I: infection (e.g. pyelonephritis, tuberculosis)
D: diabetes mellitus or dehydration
POSTCARDS
O: obstruction
T: tuberculosis
C: cirrhosis
AD SPORT C
This is a list of causes in order of incidence.
A: analgesic abuse (phenacetin, NSAIDs, acetaminophen: especially in combination)
D: diabetes mellitus
P: pyelonephritis (especially in children)
O: obstruction
T: renal tuberculosis (not usually confined to papillae)
C: cirrhosis
DINASOR
D: diabetes mellitus
I: infection (tuberculosis, E. coli)
N: NSAIDs
A: analgesic abuse
O: obstruction
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