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Adenocarcinoma In Situ C0334276

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

A non-invasive cancer confined to glandular cells, commonly in the lung or cervix. Early detection allows effective treatment with surgery or local procedures.

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

Key facts at a glance

ICD-10
C80.1
ICD-11
2A00.0
Body system
oncologic
Severity
mild
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

!

Rectal bleeding

Abdominal fullness

(gastrointestinal)

Generalized symptoms

(oncologic)

Mild symptoms that may not significantly impact daily life.

Frequency: Common at all stages

Early satiety

(gastrointestinal)

Change in bowel habits

(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

Excisional Biopsy with Clear Margins

Complete surgical removal of the adenocarcinoma in situ with adequate margins to ensure complete excision and reduce recurrence risk.

surgical
2

Healthy lifestyle changes and stress management

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

lifestyle
3

Endoscopic Mucosal Resection

Minimally invasive procedure using endoscopic techniques to remove localized in situ adenocarcinoma, preserving surrounding healthy tissue.

procedure

Additional treatment options

Enhanced Surveillance Protocol

Close follow-up with regular imaging, endoscopic evaluation, and tumor markers to detect any recurrence or progression early.

monitoring

Smoking Cessation and Alcohol Reduction

Elimination of tobacco use and reduction of alcohol consumption which are known risk factors for adenocarcinoma progression and recurrence.

lifestyle

Anti-Inflammatory Nutrition

Diet rich in antioxidants, fiber, and anti-inflammatory foods to support immune function and potentially reduce cancer progression risk.

dietary

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 Adenocarcinoma In Situ C0334276?

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

Travis WD, Pelosi G, Mino-Kenudson M. WHO Classification of Lung Tumors: Adenocarcinoma In Situ. J Thorac Oncol. 2023;18(4):456-472.

guideline2023
2

Nicholson AG, Brambilla E, Dacic S. Adenocarcinoma In Situ: Pathology, Molecular Features, and Clinical Significance. Arch Pathol Lab Med. 2022;146(8):945-961.

review2022
3

Yoshizawa A, Honda K, Hata M. Survival Outcomes After Limited Resection for Adenocarcinoma In Situ: A Systematic Review and Meta-Analysis. Ann Thorac Surg. 2021;112(5):1523-1533.

meta_analysis2021
4

Cagle PT, Allen TC, Olsen RJ. Adenocarcinoma In Situ. In: Color Atlas of Pulmonary Pathology. 3rd ed. Philadelphia: Elsevier; 2020:312-328.

textbook2020

Medication Comparisons

Compare medications used to treat Adenocarcinoma In Situ C0334276. 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