A case of Conn's syndrome presenting with painfull muscular weakness

We present a case of 30-year-old lady presenting with gradual difficulty in standing up from sitting position for 6 months, pain in arms and thighs, tingling sensation and numbness in palms and soles, increased fluid intake and increased frequency of micturition for the same duration. She was hypertensive for 12 years. On general examination patient seemed depressed and on nervous system examination her power of muscles in both upper and lower limb of both side was 3/5. Plasma sodium at the upper normal range 144mmol/l (normal range 135-146), lower level of serum potassium 1.7mmol/L (normal range 3.5-5.0), high urinary potassium 26.7mmol/l (normal range 1-10), very high serum CPK 4269U/L (for female normal range 10-79), low normal plasma rennin 1.58mg/ml/hr (normal range standing 0.40-8.80, supine 0.30-3.0), high serum aldosterone 1326.39pg/ml (normal range 25-315), high pH 7.45 (normal range 7.36-7.44) and on imaging evidence of an adrenal adenoma on left side was found and the patient was diagnosed as a case of Conn's syndrome.