Thymoma Type B3 C0279705
An atypical thymic tumor composed mainly of epithelial cells. Treatment typically includes surgery and radiation, with careful monitoring for recurrence in adults.
Key facts at a glance
- ICD-10
- C80.1
- ICD-11
- 2A00.0
- Body system
- oncologic
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Chest pain
Superior vena cava syndrome
Generalized symptoms
(oncologic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Dyspnea
(respiratory)Hoarseness
(ENT)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
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
Complete surgical resection
Complete surgical resection of the thymoma is the primary treatment of choice for Type B3 thymoma. The goal is complete en-bloc resection including the thymus and surrounding fatty tissue.
Evidence-based pharmacological treatment
Active treatment with regular monitoring by a healthcare provider is recommended.
Postoperative radiation therapy
Adjuvant radiotherapy is commonly recommended following surgical resection of Type B3 thymoma to reduce local recurrence risk. Treatment planning uses CT imaging for precise targeting.
Additional treatment options
Chemotherapy (CAP or ADOC regimen)
Systemic chemotherapy may be used for unresectable or metastatic Type B3 thymoma. Common regimens include cisplatin, doxorubicin, and cyclophosphamide.
medicationLong-term surveillance imaging
Regular follow-up with CT scans and MRI is essential to detect any local recurrence or metastatic disease. Surveillance is typically performed every 6-12 months for several years.
monitoringClinical trial enrollment
Participation in clinical trials for novel targeted therapies or immunotherapies may be considered for advanced or recurrent thymoma. Molecular profiling of tumor tissue can identify potential targeted therapy options.
complementaryWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Thymoma Type B3 C0279705?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Marx A, Ströbel P, Badve S, et al. The 2022 WHO Classification of Tumors of the Thymus and Mediastinum. J Thorac Oncol. 2022;17(8):1089-1108.
Ruffini E, Filosso PL, Guerrera F, et al. Optimal surgical approach to thymic malignancies: A systematic review. Ann Thorac Surg. 2020;109(5):1523-1535.
Kondo K, Hironaka M, Yoshida K, et al. Prospective study of adjuvant radiotherapy in type B3 thymoma. J Clin Oncol. 2021;39(15_suppl):8535.
Weissferdt A, Moran CA. Thymoma type B3: Clinicopathological correlation and prognostic factors. Lung Cancer. 2019;134:100-105.
Medication Comparisons
Compare medications used to treat Thymoma Type B3 C0279705. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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