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.

Leonine facies
Ugandan woman with leprosy exhibiting leonine facies.
Causes	Leprosy, Paget's disease of bone

Associated conditions

Differential diagnoses include the following:

• Lepromatous leprosy[1]
• 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[2]

See also

• Facies
• Leontiasis ossea

References

1. "eMedicine - Leprosy : Article by Felisa S Lewis". Archived from the original on 2008-11-04.
2. "eMedicine - Lichen Myxedematosus : Article by Elizabeth A Liotta". Archived from the original on 2008-12-05.