29th February 2024

Mrs Jordan is a 83-year-old retired teacher who has presented to her GP feeling generally unwell.

Mrs Jordan is a 83-year-old retired teacher who has presented to her GP feeling generally unwell. She has had a low mood and low energy for the past 3 weeks. She has also noticed some muscle cramps. She has a past medical history of gastro-oesophageal reflux disease, osteoarthritis and ischaemic heart disease. Her GP orders some bloods tests:

Hb 120 g/L (115-160 g/L)

WCC 6 x1012/L (4-11 x1012/L)

Platelets 229 x109/L (150-400 x109/L)

CRP 3 mg/L (<5 mg/L)

Na 135 mmol/L (135-145 mmol/L)

K 4.3 mmol/L (3-5 mmol/L)

Creatinine 79 μmol/L (70-120 μmol/L)

eGFR 76 mL/min/1.73m2 (>90 mL/min/1.73m2)

Ca2+ (total) 2.24 mmol/L (2.12-2.65 mmol/L)

Mg2+ 0.59 mmol/L (0.75-1.0 mmol/L)

TSH 3.2 mU/L (0.5-5.7 mU/L)

Vitamin D 90 nmol/L (60-105 nmol/L)