Is a skin condition that starts with a patch of itchy skin. Scratching makes it even itchier. This itch-scratch cycle causes the affected skin to become thick and leathery. You may develop several itchy spots, typically on the neck, wrist, forearm, thigh or ankle.
An itchy skin patch or patches.
Leathery or scaly texture on the affected areas.
A raised, rough patch or patches that are red or darker than the rest of your skin.
Complete blood count (CBC)
Potassium Sodium Chlorine (K, Na, Cl) (blood)
Transcranial duplex ultrasound of intracranial and extracranial vessels