Acute Pyelonephritis Risk Factors Mnemonic

SCARRIN' UP:

S ex (females <40, males >40)
Catheterization
Age (infant, elderly)
Renal lesions
Reflux (vesciouteral)
Immunodeficienct
NIDDM, IDDM
Urinary obstuction
Pregnant
Acute pyelonephritis heals by scarrin' up the area (pyelonephritic scar).