A 57-year-old male with a past medical history of granulomatosis with polyangiitis | Medibuddy
15th July 2024

A 57-year-old male with a past medical history of granulomatosis with polyangiitis

A 57-year-old male with a past medical history of granulomatosis with polyangiitis (10 years ago) is seen in the rheumatology clinic with painless macroscopic haematuria.  He was previously prescribed Cyclophosphamide on 3 separate occasions, though he has been well and has not needed any treatment at all in the past 5 years.  Other past medical history includes CKD stage 3 and hypertension.  Prescribed medications include Ramipril and Amlodipine.  On examination, BP is 140/80 and he looks well.  Investigations are as follows:

Haemoglobin 104 g/L (115-165)
White cell count 13.0 × 10⁹/L (4.0–11.0)
Platelets 302 × 10⁹/L (150-400)
Serum sodium 138 mmol/L (137-144)
Serum potassium 5.7 mmol/L (3.7-4.4)
Serum creatinine 199 µmol/L (60-110)
Erythrocyte sedimentation rate 75 mm/hr (<20)
Urinalysis blood ++

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