I78.8 Other diseases of capillaries

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 299-301 in MDC 05.

Approximate ICD-9-CM (GEMs)

• 448.9 Other and unspecified capillary diseases (approximate)

Code annotations containing back-references to I78.8

Back-references to I78.8

• Use Additional: M31.11 Hematopoietic stem cell transplantation-associated thrombotic microangiopathy [HSCT-TMA] ("capillary leak syndrome (I78.8)")

Diagnosis Index entries for I78.8

• Atonia, atony, atonic › capillary
• Bleeding › capillary
• Deformity › capillary (acquired)
• Degeneration, degenerative › capillaries (fatty)
• Dilatation › capillaries
• Disease, diseased › capillaries › specified NEC
• Ectasia, ectasis › capillary
• Embolism (multiple) (paradoxical) › capillary
• Hemangiomatosis (systemic)
• Hemorrhage, hemorrhagic (concealed) › capillary
• Hyperpermeability, capillary
• Increase, increased › permeability, capillaries
• Rupture, ruptured › capillaries
• Thrombosis, thrombotic (bland) (multiple) (progressive) (silent) (vessel) › capillary

Nearby codes

• I78 Diseases of capillaries
• I78.0 Hereditary hemorrhagic telangiectasia
• I78.1 Nevus, non-neoplastic
• I78.8 Other diseases of capillaries (this code)
• I78.9 Disease of capillaries, unspecified