A patient with chronic renal failure may have muscle weakness and cramping for several reasons.
Differential diagnosis of muscle weakness in a patient with chronic renal failure:
(1) uremic myopathy
(2) myopathy associated with dialysis
(3) drug-induced
(4) anemia
(5) uremic polyneuropathy
(6) secondary hyperparathyroidism
(7) other electrolyte disorders (potassium, magnesium, phosphate)
(8) malnutrition
(9) ischemic myopathy
(10) depression
Features of uremic myopathy:
(1) proximal muscle weakness
(2) preserved deep tendon reflexes
(3) muscle biopsy shows selective Type II fiber atrophy
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Specialty: Surgery, orthopedic
ICD-10: ,
