B67.31 Echinococcus granulosus infection, thyroid gland

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from B67 Echinococcosis

Includes

• hydatidosis

MS-DRG index

Defines the logic of DRG(s) 643-645 in MDC 10.

Approximate ICD-9-CM (GEMs)

• 122.2 Echinococcus granulosus infection of thyroid

Code annotations containing back-references to B67.31

Back-references to B67.3

• Code First: D77 Other disorders of blood and blood-forming organs in diseases classified elsewhere ("echinococcosis (B67.0-B67.9)")
• Type 1 Excludes: E35 Disorders of endocrine glands in diseases classified elsewhere ("Echinococcus granulosus infection of thyroid gland (B67.3)")

Back-references to B67

• Code First: H94.0 Acoustic neuritis in infectious and parasitic diseases classified elsewhere ("parasitic disease (B65-B89)")
• Type 2 Excludes: J82 Pulmonary eosinophilia, not elsewhere classified ("pulmonary eosinophilia due to specified parasitic infection (B50-B83)")

Diagnosis Index entries for B67.31

• Echinococcus (infection) › granulosus › thyroid
• Echinococcus (infection) › thyroid NEC › granulosus

Nearby codes

• B67 Echinococcosis
• B67.0 Echinococcus granulosus infection of liver
• B67.1 Echinococcus granulosus infection of lung
• B67.2 Echinococcus granulosus infection of bone
• B67.3 Echinococcus granulosus infection, other and multiple sites
• B67.31 Echinococcus granulosus infection, thyroid gland (this code)
• B67.32 Echinococcus granulosus infection, multiple sites
• B67.39 Echinococcus granulosus infection, other sites
• B67.4 Echinococcus granulosus infection, unspecified
• B67.5 Echinococcus multilocularis infection of liver
• B67.6 Echinococcus multilocularis infection, other and multiple sites