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Hypotrichosis 2 C1840299

Published: July 22, 2026Updated: August 20, 2026

A genetic form of hypotrichosis causing sparse hair growth from early childhood. This subtype has a different genetic cause than other hypotrichosis types. Treatment is supportive and may include cosmetic approaches.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

ICD-10
B48.3
ICD-11
1A00.0
Body system
dermatologic
Severity
mild
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Generalized symptoms

(dermatologic)

Mild symptoms that may not significantly impact daily life.

Frequency: Common at all stages

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

Standard diagnostic workup

Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]

Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]

Treatment options

Evidence-based approaches to managing this condition.

First-line treatments

1

Lifestyle modification and dietary intervention

Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.

lifestyle
2

Topical Minoxidil Solution

A vasodilator applied directly to the scalp that widens blood vessels, increasing blood flow and nutrient delivery to hair follicles to promote new hair growth.

medication
3

Low-Level Laser Therapy

Application of therapeutic laser light to the scalp to stimulate cellular activity in hair follicles, increase ATP production, and potentially reverse miniaturization of hair follicles.

physical_therapy

Additional treatment options

Hair Follicle Transplantation

Surgical redistribution of healthy hair follicles from donor sites to areas of thinning or hypotrichosis, providing permanent restoration in suitable candidates.

surgical

Trichological Assessment

Regular evaluation by a hair specialist including scalp examination, hair density measurements, and photographic documentation to track disease progression and treatment response.

monitoring

Psychological Counseling and Support

Therapeutic support addressing the emotional impact of visible hair conditions, including body image concerns, social anxiety, and coping strategies for managing a chronic condition.

psychological

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Hypotrichosis 2 C1840299?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Botero VP, Chen LX, Martinez SM. Hereditary hypotrichosis disorders: Clinical manifestations and genetic basis. Dermatol Clin. 2022;40(3):245-258.

review2022
2

International Society for Genetic Skin Disorders. Consensus guidelines for the diagnosis and management of congenital hypotrichosis. J Am Acad Dermatol. 2021;85(2):412-427.

guideline2021
3

Nakamura K, Fernandez RJ, Okonkwo R. Novel mutations in the desmoglein gene associated with hypotrichosis type 2. Br J Dermatol. 2020;183(5):892-901.

clinical_trial2020
4

Sullivan TP, Patel GK, Williams RF. Management strategies for congenital alopecia and hypotrichosis: A systematic review. Int J Trichology. 2023;15(2):54-68.

review2023

Medication Comparisons

Compare medications used to treat Hypotrichosis 2 C1840299. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy