AHA Coding Clinic® for ICD-10-CM and ICD-10-PCS - 2026 Quarter 4; New/Revised ICD-10-CM Codes
Glanzmann Thrombasthenia
Code D69.1 , Qualitative platelet defects, was expanded to create code D69.11 , Glanzmann thrombasthenia (GT). GT is a rare, inherited autosomal recessive disorder that is characterized by impaired platelet aggregation due to mutations affecting the platelet surface integrin (αIIbβ3 integrin). This defect prevents normal clot formation and can result in a spectrum of bleeding manifestations, ranging from mild mucocutaneous bleeding to severe, life-threatening hemorrhage. The prevalence of GT varies worldwide, with estimates ranging from approximately 1 in 200 ,000 to 1 in 1,000,000 individuals. Higher incidence rates are observed in regions with increased...
Subscribe or sign in to view the full article.
Article Overview
This article introduces Glanzmann thrombasthenia as a rare inherited bleeding disorder and discusses its prevalence, diagnostic evaluation, and broad treatment approaches. It also describes ICD-10-CM updates concerning this disorder and other qualitative platelet defects.
Why This Topic Matters
The article connects a rare hematologic disorder with recent classification changes and provides context for readers following its diagnosis and ongoing management.
What You Will Learn
- How the article characterizes Glanzmann thrombasthenia and its clinical context.
- What broad diagnostic approaches and management categories the article discusses.
- Which ICD-10-CM classification changes are covered.
- intended_audiences': []
Who Should Read This
- Medical coders
- Hematology clinicians
- Healthcare professionals involved in bleeding-disorder care
Codes Discussed
Subscribe or sign in to view the full article.

Quick, Current, Complete - www.findacode.com