Lichen planus

Introduction Lichen planus (LP) is a chronic, inflammatory, puritic skin disorder, typically found on the limbs (especially flexor surfaces), mucous membranes (often in the mouth) and genitals – including inside the vagina. Some divide...

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Lichen sclerosus

Introduction Lichen sclerosus (LS) is a relatively common chronic, autoimmune skin disorder involving the anogenital region, particularly in women. In men, it was previously referred to balanitis xerotica obliterans (BXO), but this term should...

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Lid Disease

Chalazion Granuloma of meibomian glands (reactions to accumulation of lipid following duct blockage) Initially a hard and inflamed lump in the lid, settles to leave a discrete lump, visible on lid eversion Often settle...

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Liver Physiology

Function The two roles of the liver are: Processing of absorbed materials Excretion of unwanted products and secretion of stuff to help with fat digestion Structure The liver is divided into many thousands of...

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