Leonine facies

Leonine facies is a facies that resembles that of a lion. It is seen in multiple conditions and has been classically described for lepromatous leprosy as well as Paget's disease of bone. It is a dermatological symptom, with characteristic facial features that are visible on presentation, and is useful for focusing on differential diagnosis.

Associated conditions
Differential diagnoses include the following:


 * Lepromatous leprosy
 * Paget's disease of bone
 * Mycosis fungoides
 * Polyostotic fibrous dysplasia
 * Amyloidosis
 * Actinic reticuloid
 * Cutaneous T cell lymphoma
 * Leishmaniasis
 * Lipoid proteinosis
 * Progressive nodular histiocytosis
 * Mastocytosis
 * Hyperimmunoglobulin E syndrome, also known as Job's syndrome