Items tagged “skin”

12 results found

Buschke-Ollendorff syndrome

Buschke-Ollendorff syndrome (BOS), also known as disseminated dermatofibrosis lenticularis 2, comprises of osteopoikilosis associated with disseminated connective tissue and cutaneous yellowish nevi, predominantly on the extremities and trunk 1.   Recent genetic work has linked this syndrome to ...

Skin changes of mercury poisoning (mnemonic)

A mnemonic for the skin changes associated with mercury poisoning is: 5 Ps Mnemonic P: pink P: puffy P: painful P: paraesthesia P: peeling

Lichen planus (mnemonic)

A mnemonic to describe the skin lesions associated with lichen planus is: 5 Ps Mnemonic P: planar P: polygonal P: pruritic P: purple P: papular

Lichen aureus (mnemonic)

The skin changes of lichen aureus can be remembered with the following mnemonic: 5 Ps of lichen aureus Mnemonic pigmented purpuric papules in peripheral patches

Epidermal inclusion cyst

Epidermal inclusion cysts or epidermal cysts are common cutaneous lesions that represent proliferation of squamous epithelium within a confined space in the dermis or subdermis. Terminology These are occasionally termed sebaceous cysts, although this is a misnomer as the lesion does not origin...

Mycosis fungoides

Mycosis fungoides (MF), also known as cutaneous T-cell lymphoma, is a type of malignant T-cell lymphoma that primarily involves the skin.  Epidemiology In the United States, it is more common in males and African Americans. In Europe, it accounts for ~6% of all non-Hodgkin lymphomas. It is rar...


Trichilemmomas are important due to their invariable association with Cowden syndrome. They are a benign cutaneous neoplasm that usually present on the head or face as a smooth or verrucoid lesion, and may be single or multiple. They may be mistaken for a basal cell carcinoma. See also prolif...

Sacral dimple

Sacral dimples are a clinical and radiological feature that is associated with occult spinal dysraphism (e.g. tethered cord syndrome) but are more frequently a non-significant isolated finding. Epidemiology Common in healthy children (~5%) 1. Pathology Simple sacral dimples have the followin...

Granuloma annulare

Granuloma annulare is a benign idiopathic inflammatory disorder of the dermis, characterized by formation of dermal papules in young children. Clinical presentation Granuloma annulare most commonly seen in kids between 2-12 years old and usually it occurs in exterminates. One typical location ...

Stevens Johnson syndrome

Stevens Johnson syndrome (SJS) is an acute inflammatory skin condition.  Terminology SJS is on a spectrum of disease with toxic epidermal necrolysis syndrome (TENS) at the more severe end. Terminology depends on how much of the body surface area is involved 1,2: SJS: <10% SJS-TENS overlap: 1...

Focal dermal hypoplasia syndrome

Focal dermal hypoplasia syndrome is also known as Goltz syndrome, and is named confusingly similar to Gorlin-Goltz syndrome. Epidemology A rare disorder that follows X-linked dominant inheritance pattern. More commonly seen in males than female. Worldwide only 200-300 cases have been reported....

Atypical fibroxanthoma

Atypical fibroxanthomas are well-circumscribed mesenchymal skin tumors that mainly manifest in the head and neck Epidemiology Atypical fibroxanthomas are rapidly growing tumors associated with excessive sun exposure, i.e. UV exposure, and usually occur in elderly patients. There is also an ass...

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