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Alpl Related Autosomal Dominant Hypophosphatasia Cn379220

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

Autosomal dominant hypophosphatasia is a genetic bone disorder caused by ALPL gene variants. It affects bone mineralization, leading to skeletal problems. Treatment includes enzyme replacement therapy and symptom management.

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

Key facts at a glance

ICD-10
M79.9
ICD-11
FA00.0
Body system
musculoskeletal
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

!

Respiratory insufficiency due to chest wall deformity

Bone pain

(musculoskeletal)

Joint pain or stiffness

(musculoskeletal)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Recurrent fractures

(musculoskeletal)

Early tooth loss (periodontitis)

(musculoskeletal)

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

Bone mineral density monitoring

Regular DEXA scans monitor bone health and help guide treatment intensity for hypophosphatasia-related skeletal concerns.

monitoring
2

Dietary counseling and physical activity plan

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Calcium and vitamin D supplementation

Adequate calcium and vitamin D intake supports bone mineralization, though supplementation should be monitored to avoid hypercalcemia.

dietary

Additional treatment options

Bisphosphonate therapy consideration

In selected cases with significant bone loss, bisphosphonates may be considered though risk-benefit must be carefully weighed given the underlying enzyme deficiency.

medication

Weight-bearing exercise program

Structured weight-bearing and resistance exercises maintain bone strength, improve balance, and reduce fall and fracture risk.

physical_therapy

Fall prevention strategies

Home safety assessment and balance training reduce fracture risk, particularly important for those with skeletal fragility.

lifestyle

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 Alpl Related Autosomal Dominant Hypophosphatasia Cn379220?

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

Whyte MP. Hypophosphatasia: A unique disease with enzyme replacement therapy. J Bone Miner Res. 2022;37(5):825-836.

review2022
2

H奇ner C, Linglart A, Bishop NJ. Clinical practice guidelines for hypophosphatasia management. Orphanet J Rare Dis. 2021;16(1):32.

guideline2021
3

Whyte MP, Greenberg CR, Samadpour N. Asfotase alfa therapy for children with hypophosphatasia. N Engl J Med. 2020;382(21):2013-2023.

clinical_trial2020
4

Mornet E, Taillandier A, Simon-Bouy B. Autosomal dominant hypophosphatasia: ALPL gene mutations. Bone. 2019;120:402-409.

review2019

Medication Comparisons

Compare medications used to treat Alpl Related Autosomal Dominant Hypophosphatasia Cn379220. 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