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Congenital dermal sinus is a tract from the surface layer of the skin, through the deeper tissues into the cranial or spinal cavity. The skin findings of this tract can include: Pit along neuraxis; Flat capillary hemangioma; Hypertrichosis; Skin tag; Abnormal pigmentation; Subcutaneous lipoma
In around 10% of cases the baby sheds this layer of skin and has normal skin for the rest of its life. This is known as self-healing collodion baby. The remaining 15% of cases are caused by a variety of diseases involving keratinization disorders. Known causes of collodion baby include ichthyosis vulgaris and trichothiodystrophy.
Erythema toxicum neonatorum is a common, non-threatening rash in newborns. [1] [2] It appears in 4-70% of newborns within the first week of life, and it typically improves within 1–2 weeks. [2] [3] [4] It only occurs during the newborn period, but may appear slightly later in premature babies. [2] [5] The rash has a variable appearance.
Neonatal acne. Neonatal acne. Other names. Acne infantum, acne neonatorum, [1] and neonatal cephalic pustulosis [2] An infant with neonatal acne on the face, especially the forehead. Specialty. Dermatology. Neonatal acne, also known as acne neonatorum, is a type of acne that develops in newborns, typically before 6 weeks of life. [3] It ...
A skin tag, or acrochordon ( pl.: acrochorda ), is a small benign tumor that forms primarily in areas where the skin forms creases (or rubs together), such as the neck, armpit and groin. They may also occur on the face, usually on the eyelids. Though tags up to half an inch (12.7 mm) long have been seen, [2] they are typically the size of a ...
Dermatology. Relative incidence of cutaneous cysts. Milia is labeled at bottom right. A milium ( pl.: milia ), also called a milk spot or an oil seed, [1] is a clog of the eccrine sweat gland. It is a keratin -filled cyst that may appear just under the epidermis or on the roof of the mouth. [2] [3] : 780 Milia are commonly associated with ...
An intermediate power of a microscopic view of an accessory auricle. The lesions presents as a nodule or papule, either sessile or pedunculated. They may be soft or have a cartilaginous structure. By histologic examination, it is a recapitulation of normal external auricle. There will be skin, cartilaginous structures, and cartilage (although ...
A melanocytic nevus (also known as nevocytic nevus, nevus-cell nevus and commonly as a mole) [1] [2] is usually a noncancerous condition of pigment-producing skin cells. It is a type of melanocytic tumor that contains nevus cells. [2] Some sources equate the term mole with "melanocytic nevus", [2] but there are also sources that equate the term ...
Neonatal lupus erythematosus. Neonatal lupus erythematosus is an autoimmune disease in an infant born to a mother with anti-Ro/SSA and with or without anti-La/SSB antibodies. [1] [2] The disease most commonly presents with a rash resembling subacute cutaneous lupus erythematosus and can have systemic abnormalities such as complete heart block ...
Dermatology, pediatrics. Transient neonatal pustular melanosis (TNPM), also known as pustular melanosis, is a type of neonatal pustular eruption that is a transient rash common in newborns. It is vesiculopustular rash made up of 1–3 mm fluid-filled lesions that rupture, leaving behind a collarette of scale and a brown macule. [3]