Renal

Indication	Brief description	Slice thickness and reconstruction kernel	Further details of contrast timing/explanation of what the radiographers do	Abbreviation
Renal stones?	CT Kidneys Ureter Bladder (non-contrast, low dose)	1.5 mm B30f, 1.2 mm increment.	No contrast	CT KUB
Follow up of VUJ stones	Limited CT bladder (non-contrast)	1.5 mm B30f, 1.2 mm increment.	No contrast	CT bladder
Cause of PUJ obstruction, not from stones	CT IVU & Renal angio Change to combined dual bolus angio and delayed?? Or separate angio and delayed?	1.5 mm B30f, 1.2 mm increment.		CT IVU but renal angio YZT
Haematuria:
Asymptomatic Microscopic haematuria Low risk (<40 years, no other risk factor)	Renal tract US, Plain KUB BUT In persistent haematuria CT IVU	1.5 mm B30f, 1.2 mm increment.	CT IVU - Pre, bolus 5 minutes before, repeat bolus and 90 second scan	CT IVU
Symptomatic microscopic haematuria Low risk (<40 years, no other risk factor)	CT KUB non contrast , low dose	1.5 mm B30f, 1.2 mm increment.	No contrast	CT KUB
Symptomatic microscopic haematuria High risk (>40 years, smokers, occupational history, drugs, pelvic radiation, UTIs, LUTS, familial)	CT IVU (contrast) and flexible cystoscopy	1.5 mm B30f, 1.2 mm increment.	CT IVU - Pre, bolus 5 minutes before, repeat bolus and 90 second scan	CT IVU
Macroscopic haematuria (20% malignant) Low risk (<40 years, no other risk factor)	CT KUB for stone diagnosis (non-contrast) and flexible cystoscopy	1.5 mm B30f, 1.2 mm increment.	No contrast	CT KUB
Macroscopic haematuria (20% malignant) High risk(>40 years, smokers, occupational history, drugs, pelvic radiation, familial)	CT IVU (contrast) and flexible cystoscopy	1.5 mm B30f, 1.2 mm increment.	CT IVU - Pre, bolus 5 minutes before, repeat bolus and 90 second scan	CT IVU
Abnormality on ultrasound for characterisation Follow up of Bosniak cysts (2F and greater)	Pre contrast and 90 second (nephrographic) Or Pre, arterial and 90 seconds	1.5 mm B30f, 1.2 mm increment.	Pre-contrast and 90 seconds	CT dual phase renal
Renal cell cancer staging	CT kidneys (arterial) and chest, abdomen and pelvis (PV phase)	1.5 mm B30f, 1.2 mm increment.		CT renal staging
Renal cell cancer follow up	CT kidneys (arterial) and chest, abdomen and pelvis (PV phase)	1.5 mm B30f, 1.2 mm increment.		CT CAP + C + art renal
Potential live donor	CT pre, renal angiogram and venous phase + topogram delayed	1.5 mm B30f, 1.2 mm increment.	Bolus track arterial and pv. Timings? HU threshold?
Potential transplant recipient	Split bolus Or sometimes non con?	1.5 mm B30f, 1.2 mm increment.	50 ml at 1.6 ml/s, pause 10 seconds, 50 ml at 4 ml/s, 50 ml flush at 4 ml/s
Hypertension, renal artery stenosis?	CT renal angiogram	1.5 mm B30f, 1.2 mm increment.	Bolus track arterial (HU 100, 12 second delay)	CT renal angio
Hypertension, renal or adrenal?	Pre adrenals and review for full adrenals + renal, otherwise just renal angio	1.5 mm B30f, 1.2 mm increment.	Bolus track arterial (HU 100, 12 second delay)	CT adrenals and renal angio