However, if there are no skin lesions and a patient is complaining of pruritus other disorders to consider include:
- renal disease
- cholestasis
- malignancy - most commonly Hodgkin lymphoma, Polycythemia vera, Mycosis fungoides (cutaneous T cell lymphoma)
- multiple sclerosis
- thyroid disorders
- psychiatric illness
Fazio, Sara MD. "Pruritus." Up to Date. 2 Oct 2008.