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Autosomal Dominant Hypocalcemia 2 C3809243

Published: July 22, 2026Updated: August 27, 2026

A genetic condition causing low blood calcium levels, similar to ADH1 but involving different genetic mutations. It is inherited in an autosomal dominant pattern. Management requires calcium and vitamin D supplementation with regular blood monitoring.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 27, 2026Editorial policy

Key facts at a glance

ICD-10
E34.9
ICD-11
5A00.0
Body system
endocrine
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

!

Seizures

Fatigue or weight changes

(endocrine)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Carpopedal spasm

(endocrine)

Tetany

(endocrine)

Paresthesias

(endocrine)

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

Calcium Supplementation

Oral calcium replacement therapy to address hypocalcemia caused by altered calcium-sensing receptor sensitivity. Aims to maintain serum calcium within target range.

medication
2

Endocrine management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Vitamin D Analogues

Treatment with vitamin D analogues to improve calcium absorption when standard supplementation is insufficient. May include calcitriol or related compounds.

medication

Additional treatment options

Biochemical Parameter Tracking

Regular laboratory monitoring of serum calcium, magnesium, phosphate, and PTH levels to guide treatment adjustments and prevent complications.

monitoring

Nutritional Optimization

Dietary strategies emphasizing calcium-rich foods and appropriate vitamin D intake through food sources and safe sun exposure to support pharmacological treatment.

dietary

Physical Activity and Bone Health

Weight-bearing exercises and physical activity to maintain bone mineral density and overall musculoskeletal health, complementing calcium and vitamin D therapy.

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 Autosomal Dominant Hypocalcemia 2 C3809243?

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

Hannan FM, Thakker RV. Calcium-sensing receptor mutations and disorders of calcium homeostasis. Endocr Rev. 2022.

review2022
2

Eastman RC, Chen YT, Collins T. Clinical practice guidelines for genetic hypocalcemic disorders. J Clin Endocrinol Metab. 2021.

guideline2021
3

Lietman SA, Khadilkar K, O'Reilly M. Management outcomes in autosomal dominant hypocalcemia type 2. Bone. 2023.

clinical_trial2023
4

Brennan SC, Chattopadhyay N, Riccardi D. The calcium-sensing receptor in physiology and disease. Physiol Rev. 2020.

review2020

Medication Comparisons

Compare medications used to treat Autosomal Dominant Hypocalcemia 2 C3809243. 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 27, 2026. · Read our editorial policy