A face 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.
Differential diagnoses include the following:
* Lepromatous leprosy
* Paget's disease of bone
* Mycosis fungoides
* Amyloidosis
* Lichen myxedematosus
* Actinic reticuloid
* Leishmaniasis (Post Kala azar dermal leishmaniasis)
* Lipoid proteinosis
* Progressive nodular histiocytosis
* Mastocytosis
* Lepromatous leprosy
* Paget's disease of bone
* Mycosis fungoides
* Amyloidosis
* Lichen myxedematosus
* Actinic reticuloid
* Leishmaniasis (Post Kala azar dermal leishmaniasis)
* Lipoid proteinosis
* Progressive nodular histiocytosis
* Mastocytosis
