L Skin topics

The A to Z of Skin information has been developed to help you understand more about common skin conditions and problems, and how these may be treated.

 

  • Laser resurfacing – fractional

    Fractional laser resurfacing was first described in 2001 by Dr Rox Anderson, a prominent laser dermatologist from Boston. In Australia, the first generation of fractional lasers was introduced in 2007...

    Read more
  • Laser resurfacing-fully ablative

    Laser and procedural dermatologists rely on fully ablative lasers, including CO2 (carbon dioxide) and erbium lasers to treat a variety of skin conditions.

    Read more
  • Laser tattoo removal

    A tattoo is made up of granules of pigment that are much smaller than a human cell. White blood cells known as macrophages typically ingest and remove cellular debris, and foreign matter as part of th...

    Read more
  • Laser treatment for pigmentation

    In lesions such as solar lentigines (sun induced age spots), lentigo simplex and ephelides (freckles) the pigment (melanin) is in the top layers of the skin.

    Read more
  • Late onset acne

    Late onset acne also known as adult acne, is acne that continues past the ages of 18 to 20 or starts in the early 20s in individuals who may not have had a previous problem with acne.

    Read more
  • Leg ulcers

    Leg ulcers are extremely common and occur more frequently in elderly people. In countries with developed health systems, 1-3% of the total health budget is spent on treating leg ulcers.

    Read more
  • Leg Veins

    Abnormal veins accumulate too much blood and eventually bulge out as ‘varicose’ veins. Excess blood is forced back into capillaries which enlarge to form ‘spider veins’. So spider veins may be...

    Read more
  • Lentigo maligna

    Lentigo maligna is an early form of melanoma. In lentigo maligna the cancer cells are confined to the upper layer of the skin (epidermis). When the cancer cells spread deeper into the skin (to dermis)...

    Read more
  • Leprosy

    Leprosy is a chronic bacterial infection caused by the organism Mycobacterium leprae. It primarily affects the skin and the nerves. It may also affect mucous membranes (such as the nose) as well as e...

    Read more
  • Lice

    Pediculosis is the medical term for an infection or infestation with lice which are blood feeding parasites.

    Read more
  • Lichen Keloidalis Nuchae

    Lichen Keloidalis Nuchae also known as Acne keloidalis nuchae (AKN) is a chronic inflammatory condition that affects hair follicles on the back of the neck. AKN is most commonly seen in men of African...

    Read more
  • Lichen planopilaris

    Lichen planopilaris (LPP) is a rare inflammatory scalp disorder characterised by scarring alopecia (permanent hair loss) with several different patterns. The condition is considered to be a form of li...

    Read more
  • Lichen planus

    Lichen planus is a non-infectious, inflammatory skin condition, which generally occurs in middle-aged adults. It affects up to 1-2% of the population.

    Read more
  • Lichen sclerosus

    Lichen sclerosus is a skin disease that mostly affects the genital region in children and adults of both sexes. Sometimes lichen sclerosus involves the skin around the anus in young girls and women. L...

    Read more
  • Lichen simplex chronicus

    Lichen simplex chronicus is characterised by thickening of the skin due to chronic rubbing or scratching. Exaggerated skin markings termed “lichenification” are common.

    Read more
  • Linear IgA Disease

    Linear IgA Disease is a rare skin blistering condition. It affects young children (usually before 5 years of age) or adults (usually after 40 years of age). This condition affects the skin and mucosal...

    Read more
  • Linear Immunoglobulin A Dermatosis

    Linear immunoglobulin A dermatosis also known as Linear IgA Disease is a rare skin blistering condition. It affects young children (usually before 5 years of age) or adults (usually after 40 years o...

    Read more
  • Lip rejuvenation

    We are all born with different shaped and sized lips.Some people never develop adequate fullness of the lip and others develop loss of the soft tissue volume of the lip as they age.

    Read more
  • Lipodermatosclerosis

    Lipodermatosclerosis is a type of panniculitis (inflammation of the fat under the skin) and usually affects the lower legs. It more commonly affects middle-aged people.

    Read more
  • Livedo reticularis

    Livedo reticularis is a term referring to the appearance of a “net-like”, red-blue pattern on the skin.

    Read more
  • Lobular capillary haemangioma

    Lobular capillary haemangioma also known as pyogenic granuloma is a common benign (not malignant) growth of blood vessels on the skin. It appears as a single fast growing red nodule that commonly ble...

    Read more
  • Localised scleroderma

    Morphoea also known as localised scleroderma, is a disorder of the skin collagen. It can occur at any age but most commonly occurs in young adults and children. Females are affected twice as often as ...

    Read more
  • Lower face rejuvenation

    Non surgical facial rejuvenation requires overall assessment so that the whole face is treated in proportion. As long as your treating practitioner is aware of this, the lower face is very suitable fo...

    Read more
  • Lymphomatoid papulosis

    Lymphomatoid papulosis is a rare chronic skin condition which can occur at any age or in any race (prevalence rate 1 to 2 cases per 1,000,000). It has a gradual onset and typically has no symptoms but...

    Read more