Abdominal Station

Renal Transplant

Renal Transplant

Important Physical Signs

Peripheral : (hands – arms – face – neck – torso)

  • Fine Tremor (tacrolimus)🎬
  • Glucose monitoring fingerpick marks (or continuous glucose monitor)
  • Asterixis (uraemic encephalopathy)
  • Arteriovenous fistula (brachio-cephalic or radio-cephalic)
  • Anterior neck triangle – Central venous catheter scars and JVP
  • Parathyroidectomy scar (tertiary hyperparathyroidism)
  • Gum hypertrophy (ciclosporin)
  • Warts or skin cancer resection scars (back, face, scalp)
  • Peripheral oedema

Abdomen:

• Right / Left Iliac Fossa scar (if bilateral ~ likely old transplant / left appendicectomy) • Palpable soft round non-tender renal transplant underlying scar • Polycystic kidneys – ballotable palpable mass bilateral / unilateral with nephrectomy scar • Previous peritoneal dialysis scars (scars above umbilicus and lateral exit point scar)

Presentation:

Diagnosis: Examination is consistent with a diagnosis of a right / left renal transplant.

Most pertinent positive findings are –> Important Physical Signs

Right soft round non-tender mass underlying the right iliac fossa scar (Rutherford-Morrison scar) consistent
with a right renal transplant.

Signs of post-transplant immunosuppression fine tremor and gingival hypertrophy.

Signs of end-stage renal failure with evidence of previous renal replacement therapy via haemodialysis
Arteriovenous fistula central venous catheter scars) or peritoneal dialysis (peritoneal dialysis scars)
Underlying cause of end-stage renal failure diabetes / polycystic kidney disease as evidenced by
glucometer / ballotable kidneys.

Important negative findings include:

No evidence of asterixis secondary to uraemia
No signs of fluid overload (overt JVP rise or peripheral oedema)

Differential Diagnosis:

Differential diagnosis marked as differential causes for end-stage renal failure leading to likely transplant:
• Diabetes
• Hypertension
• Glomerulonephritis
• Polycystic Kidney Disease
• Reflux nephropathy
• IgA Nephropathy
• Nephrotoxins exposure
• Obstructive uropathy

Clinical Judgement:

Bedside tests:
• Blood pressure
• Urine dipstick
• Fluid assessment

Blood investigations:
• FBC (anaemia 2ry to CKD)
• Urea and electrolytes (creatinine to assess kidney transplant function, K levels)
• Serum Bicarbonate and pH (acidosis in acute renal failure)
• Bone profile (calcium, phosphate to assess kidney function)
• PTH
• Vitamin D3
• HbA1c – steroid induced hyperglycaemia / investigate underlying cause
• Tacrolimus / Ciclosporin trough levels

Imaging Studies:
• Transplant Ultrasound with resistive indices


Special tests:
• Renal Biopsy to investigate for:
• Immunological rejection (warm and tender transplant, fevers)
• BK Virus (early post-transplant rejection)
• Chronic allograft nephropathy (disease recurrence, FSGS, IgA nephropathy,
immunosuppressive nephrotoxicity)

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