• Loin-groin spasm in spasms

• Haematuria (absence does not exclude). Nitrate suggests UTI

• CT-KUB or USS. Metabolic investigations.

• Admit if: systemic infection, CKD, solitary/transplanted kidney, bilateral stones suspects

• NSAIDS by any route (naproxen, diclofenac PR 100mg), IV paracetamol, tramadol

• Watchful waiting, medical expulsive therapy (e.g. alpha-blocker), surgical

Resources

• Renal or ureteric colic - acute (CKS)