Prepubertal hypertrichosis

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
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Prepubertal hypertrichosis
Synonyms	Congenital hypertrichosis lanuginosa
Pronounce	N/A
Specialty	Dermatology
Symptoms	Excessive hair growth
Complications	N/A
Onset	Birth or early childhood
Duration	Lifelong
Types	N/A
Causes	Genetic mutation
Risks	Social stigma, psychological impact
Diagnosis	Clinical examination, genetic testing
Differential diagnosis	Hirsutism, Ambras syndrome
Prevention	N/A
Treatment	Laser hair removal, electrolysis
Medication	N/A
Prognosis	N/A
Frequency	Rare
Deaths	N/A

Prepubertal hypertrichosis is a condition characterized by excessive hair growth in children before the onset of puberty. This condition can affect any part of the body and is not limited to areas where hair is typically found. It is important to distinguish hypertrichosis from hirsutism, which is excessive hair growth in women following a male pattern.

Etiology

Prepubertal hypertrichosis can be congenital or acquired. Congenital hypertrichosis is present at birth and can be associated with genetic syndromes. Acquired hypertrichosis can develop due to various factors, including certain medications, metabolic disorders, or as a result of malnutrition.

Clinical Presentation

Children with prepubertal hypertrichosis exhibit an abnormal amount of hair growth that is often more noticeable on the face, arms, and back. The hair is typically soft and may be pigmented or non-pigmented. The condition can be isolated or part of a syndrome.

Diagnosis

The diagnosis of prepubertal hypertrichosis is primarily clinical, based on the pattern and extent of hair growth. A thorough medical history and physical examination are essential. In some cases, additional tests may be conducted to rule out underlying conditions or syndromes.

Management

Management of prepubertal hypertrichosis focuses on addressing any underlying causes and cosmetic concerns. Options include:

• Laser hair removal
• Topical treatments
• Counseling and support for the child and family

Prognosis

The prognosis for prepubertal hypertrichosis varies depending on the underlying cause. In cases where it is part of a genetic syndrome, the prognosis is related to the overall syndrome. For isolated cases, the condition may improve with age or remain stable.

See Also

• Hypertrichosis
• Hirsutism
• Congenital hypertrichosis
• Endocrinology