I78.8
Other diseases of capillaries
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 10 never code together
I00-I99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
- systemic connective tissue disorders (M30-M36)M30-M36
- transient cerebral ischemic attacks and related syndromes (G45.-)G45.-
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes
No further instructional notes apply.
Index entries leading here 14
- Atonia, atony, atonic
- capillary I78.8
- Bleeding — see also Hemorrhage
- capillary I78.8
- Rupture, ruptured
- capillaries I78.8
- Dilatation
- capillaries I78.8
- Disease, diseased — see also Syndrome
- Degeneration, degenerative
- capillaries (fatty) I78.8
- Thrombosis, thrombotic (bland) (multiple) (progressive) (silent) (vessel) I82.90
- capillary I78.8
- Ectasia, ectasis
- capillary I78.8
- Embolism (multiple) (paradoxical) I74.9
- capillary I78.8
- Hemorrhage, hemorrhagic (concealed) R58
- capillary I78.8
- Deformity Q89.9
- capillary (acquired) I78.8
- Hemangiomatosis (systemic) I78.8
- Hyperpermeability, capillary I78.8
- Increase, increased
- permeability, capillaries I78.8
Alongside this code 3 same parent — I78
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.