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4 курс / Дерматовенерология / NEONATAL DERMATOSES -Ashwajit.pptx
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MACULAR HEMANGIOMA

AKA salmon patches or “stork marks”.

Commonly involve- eyelids, glabella, or the nape of the neck.

Pale pink in color and become prominent on crying.

Most fade by one year of age.

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MINIATURE PUBERTY

Cluster of clinical features, which can be seen during neonatal period, simulating pubertal secondary sexual characters.

Cause-maternal and placental hormones during foetal life.

C/F- hyperpigmentation of scrotum, labia majora and/or nipples.

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Scrotal hyperpigmentation and labial hypertrophy-most common findings in miniature puberty .

Common in newborns and may persist for two or three months.

In female infants, by 3rd to 4th day of life there may be clitoral enlargement and/or transient vaginal bleeding with whitish or clear discharge.

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Enlargement of breast tissue with thick milk-like secretion (witch’s milk) may be seen.

If the secretion persist, then this can predispose to mastitis and/or breast abscess.

Engorged breast may occur in both male and female infants.

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SUCKING BLISTERS

1-2 solitary blisters or erosions- occasionally present at birth on the fingers, lips or forearm.

Believed to be caused by vigorous sucking in utero ;

Heal rapidly without sequelae.

NEONATAL OCCIPITAL ALOPECIA

Scalp hair-shed synchronously during the fifth month of fetal life, and when regrown enters telogen in a wave from front to back, starting about 12 weeks before term.

After shedding of the telogen hairs from the frontal and parietal areas, roots again enter the anagen phase in a similar wave from front to back.

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The roots in the occipital area do not enter telogen until term, therefore alopecia may appear at this site at birth or within the first 2 months (neonatal occipital alopecia).

Trauma from lying on this area may also contribute.

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NEONATAL ACNE/ NEONATAL CEPHALIC

PUSTULOSIS

Transient condition of neonate,caused by influence of maternal hormones.

Clinically papules, pustules and comedones mainly on the face and occasionally the scalp is involved.

Once thought to be caused by stimulation of sebaceous glands by maternal and endogenous androgens.

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No additional treatment is needed -usually resolves spontaneously within four months without scarring.

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LANUGO

Newborns-covered with fine, unmedullated vellus hairs called lanugo.

Most prominent -preterm infants.

Shed and replaced by vellus hairs during the first few months of life.

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