Dr Abdul Samad consultant dermatologist and cosmetologist

27/08/2025

Ecthyma is a skin infection characterised by crusted sores beneath which ulcers form. It is a deep form of impetigo, as the same bacteria causing the infection are involved. Ecthyma causes deeper erosions of the skin into the dermis.

26/08/2025

25/08/2025

Nevus anemicus
D/DS

24/08/2025

HSP

10/08/2025

Dyshidrotic eczema

05/08/2025

Sarcoidosis is a multisystem disease characterised by granulomas in various organs. Characteristically, these are non-caseating epithelioid granulomas (a pathological description distinguishing sarcoidal granulomas from the caseating or cheese-like granulomas seen in tuberculosis).

30/07/2025

Eccrine hidrocystoma

hidrocystoma is a cystic lesion, thought to be derived from cystic retention of native eccrine glands. This entity has been challenged by some authorities who regard these as having an apocrine origin.

29/07/2025

What is lichen simplex?
Lichen simplex is a chronic itchy skin disorder characterised by well demarcated, erythematous patches, and plaques of thickened leathery skin.

Erythema may be variable, and lesions may be solitary or multiple. Lichen simplex is also known as neurodermatitis, lichen simplex chronicus, and neurodermatitis circumscripta.

27/07/2025

Heat rash (prickly heat)
Heat rash is uncomfortable, but usually harmless. It usually gets better on its own after a few days.

Symptoms of heat rash
The symptoms of heat rash are:

small, raised spots
an itchy, prickly feeling
mild swelling
The rash looks red on white skin. It may be harder to see or look grey or white on brown or black skin.

The symptoms of heat rash are often the same in adults and children.

It can appear anywhere on the body and spread, but it cannot be passed on to other people.

27/07/2025

Lipoid proteinosis is a rare, inherited skin disorder characterized by the deposition of a hyaline-like material in various tissues, particularly the skin, mucous membranes, and internal organs. It's also known as hyalinosis cutis et mucosae or Urbach-Wiethe disease. DermNet New Zealand provides detailed information and images related to lipoid proteinosis, including its pathology and clinical presentation.
Skin Lesions:
Thickening and scarring of the skin, with papules, nodules, and crusted lesions, particularly on the face, extremities, and extensor surfaces.
Mucosal Lesions:
Thickening and infiltration of the mucous membranes, including the mouth, throat, and eyelids.

26/07/2025

Sebaceous hyperplasia is the term used for enlarged sebaceous glands seen on the forehead or cheeks of the middle-aged and older people. Sebaceous hyperplasia appears as small yellow bumps up to 3 mm in diameter. Close inspection reveals a central hair follicle surrounded by yellowish lobules. There are often prominent blood vessels, best seen using dermoscopy.

Sebaceous hyperplasia is a form of benign hair follicle tumour. The lesions are sometimes confused with basal cell