Pruritis and Neurocutaneous Dermatoses. KCOM/Texas Dermatology Residency Consortium July 2003. Pruritis. Fine unmyelinated C fibers Also control touch, temperature and pain Subepidermal to lateral spinothalamic tract Spinothalamic tract to thalamus Thalamus to sensory cortex.
KCOM/Texas Dermatology Residency Consortium
XEROSIS AND PRURITIS IN PATIENT WITH CHRONIC RENAL FAILURE ON HEMODIALYSIS
Cutaneous neurosis characterized by an uncontrollable desire to rub or pinch oneself to form bruised areas on the skin, sometimes as a defense against pain elsewhere.
Aka Chronic Neurotrophic Ulcer
Insensitivity to pain
Sense of touch intact
Recurrent acral ulcers
Repeated injuries to hands result in mutilation
Treatment: avoid trauma to hands