Science of Skin

Skin Conditions

Common skin conditions

The most common afflictions of the skin.

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Pigmentary skin conditions

Conditions affecting pigment (melanin) production in skin.

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Rare skin conditions

Skin afflictions affecting fewer than 1 in 2,000 people.

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Skin cancer

Pre-malignancies and malignancies of the skin.

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Viral skin conditions

Skin afflictions caused by viral infections.

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Snapshot Other common terms: UP ICD-10 classification: Q82.2 Prevalence: Rare, exact prevalence is unknown but it is more common in Caucasians Causes: Excess of inflammatory mast cells due to an unknown cause; mast cells trigger histamine in the affected area. Environmental factors may trigger symptoms. Symptoms: Swelling, itchiness and a rash on the skin. May present as brown patches, hives, welts, rashes, blisters or facial flushing. Diarrhea, low blood pressure and an increased heart rate may present in certain cases. Treatments/cures: Avoidance of causes. Anti-histamines, mast cell stabilizers and topical…
Snapshot Other common terms: VZV, chickenpox (varicella), shingles (herpes zoster) ICD-10 classification: B01, B02 Prevalence: Very common with up to 1,500:100,000 reported. Causes: Airborne transmission Symptoms: Incubation period (2 weeks): fever, general malaise, abdominal pain, headache. Followed by skin lesions; a rash which eventually crust and heal. Treatments/cures: No known cure. Treatment is generally avoided except in extreme cases. Relief of rash is mainstay of treatment. Skin lesion (chickenpox) from VZV infection The varicella zoster virus (VZV) is the cause of chickenpox (varicella), and shingles (herpes zoster). Varicella occurs as…
Read about CLINUVEL's program for nonsegmental vitiligo here. Snapshot Other common terms: Leucoderma, white spot disease ICD-10 classification: L80 Prevalence: Affects 0.5-2% of the population Causes: Unknown. Generally believed to be an autoimmune disease. Symptoms: Pigment loss in the skin. Severity differs between patients. Treatments/cures: No universally effective cure. Treatment efficacy varies greatly. Differential diagnosis: Albinism Quick Links: Our vitiligo program Vitiligo blog posts Vitiligo is a common pigmentary disorder in which the pigment producing cells of the skin (melanocytes) are absent or non-functional. As a result, lighter patches of…
Snapshot Other common terms: XP ICD-10 classification: Q82.1 Prevalence: 1:250,000 globally except in Japan where incidence is 1:40,000 Causes: Inherited. Autosomal recessive disease. Symptoms: XP causes a defect in DNA repair, making affected individuals hypersensitive to UV light and causing an extreme susceptibility to skin cancers. Ocular and neurological issues are likely. Treatments/cures: No known cure. Treatment is limited to sun avoidance, and immediately treat skin cancers. Xeroderma Pigmentosum (XP) is a rare, hereditary disease where patients experience skin hypersensitivity to ultraviolet (UV) light. It is characterized by dry skin,…
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