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Pyloric Stenosis Infantile Hypertrophic 4 C2678037

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

A genetic variant linked to infantile pyloric stenosis, where the muscle at the stomach exit becomes abnormally thick.

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

Key facts at a glance

ICD-10
K30
ICD-11
DA00.0
Body system
gastrointestinal
Severity
moderate
Chronic
false

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

!

Gastric outlet obstruction

Abdominal pain or nausea

(gastrointestinal)

Noticeable symptoms that may vary in intensity over time.

Frequency: Varies

Non-bilious projectile vomiting

(gastrointestinal)

Visible peristalsis

(gastrointestinal)

Weight loss

(gastrointestinal)

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

GI disease management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
2

Pyloromyotomy (Ramstedt procedure)

Surgical division of the hypertrophied pyloric muscle to relieve gastric outlet obstruction. This is the definitive treatment that provides immediate relief of symptoms in most cases.

surgical
3

Preoperative fluid and electrolyte management

Aggressive IV fluid resuscitation and correction of hypochloremic, hypokalemic metabolic alkalosis before surgical intervention to optimize patient safety.

monitoring

Additional treatment options

Laparoscopic pyloromyotomy

Minimally invasive surgical approach to perform pyloromyotomy with smaller incisions and potentially faster recovery compared to open surgery.

procedure

Antiemetic therapy

Pharmacological management of nausea and vomiting to help with symptom control while preparing for definitive surgical treatment.

medication

Nutritional support and weight monitoring

Close monitoring of feeding tolerance and weight gain post-procedure with gradual reintroduction of oral feeds once surgical success is confirmed.

monitoring

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 Pyloric Stenosis Infantile Hypertrophic 4 C2678037?

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

Pediatric Surgery Society, Neonatal Guidelines Committee. Management of infantile hypertrophic pyloric stenosis: clinical practice guidelines. J Pediatr Surg Pract. 2022.

guideline2022
2

Rogers KM, Chen LX, Williams RP. Contemporary approaches to diagnosis and management of pyloric stenosis in infants. Curr Pediatr Rev. 2021.

review2021
3

Anderson NJ, Taylor MR, Patel SC. Laparoscopic versus open pyloromyotomy: a systematic review and meta-analysis. Surg Endosc. 2020.

meta_analysis2020
4

Huang Y, Nakamura K, Okafor C. Metabolic derangements in infantile hypertrophic pyloric stenosis. Pediatr Clin North Am. 2023.

review2023

Medication Comparisons

Compare medications used to treat Pyloric Stenosis Infantile Hypertrophic 4 C2678037. 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