Polycystic kidneys
| Incidental findings | AV fistula / PD catheter |
| +ve signs | Bilateral masses in flanks, ballotable, can get above |
| Differential diagnosis | PCKD, hepatosplenomegaly |
| Function | |
| Tests |
FBC – polycythaemia; U&e – renal function Dipstick – microscopic haematuria ECG – LVH USS kidneys CT / MR angio to screen for intracerebral aneurysms |
Extensions
- Look for III nerve palsy of previous subarachnoid / aneurysm
- Ask to check the blood pressure
Notes
- Can present hypertension, loin pain, haematuria, subarachnoid, infection
- 77% patients with ADPKD reach endstage renal faiure or die by age of 70
- Other features: Berry aneurysms; Mitral valve prolapse; hepatic cysts (more marked in infantile, AR form)
- USS criteria for diagnosis in individuals at risk: Age <30 at least 2 cysts; 30-59 2 cysts in each kidney; >60 4 cysts in each kidney