Table 1 Patient characteristics

Total partial nephrectomy

21

Hilar tumours

10

Age

43 yrs (23–63 yrs)

Male: Female

3:2

Presentation

Incidental detection-7

Loin pain-2

Hematuria-1

Comorbidities

3 (Diabetes-1, Hypertension & Hypothyroidism–1, Chronic kidney disease stage 3–1)

Radiological investigation

CECT-9, MRI-1

Tumour size

6.2 cm (3.8–9.2 cm)

Tumour location

Upper pole-3, Interpole-6, Lower pole-1

Surgery approach

Open-1; Robot-assisted-9

Total operative time

(Mean) 225 min (10 cases)

Console time

(Mean) 125 min (9 cases)

Warm ischaemia time

(median) 36 min

Estimated blood loss

(Mean) 170 ml

Median follow-up

38 mths (12–71 mths)

Complications

Grade III–2 Grade II–1

Histopathology

Clear cell carcinoma-8 (T1a-1; T1b-6, T2a-1) Grade 3–1; Grade 2–4, Grade 1–3 Papillary carcinoma-1 Oncocytoma-1

Positive margin

1