RxDB
ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

D84.1 – Defects in the complement system

Overview

Coding Notes

Active
Billable, valid for HIPAA-covered transactions

Applicable To

C1 esterase inhibitor [C1-INH] deficiency

GEM Conversion to ICD-9 CM

Fs: 10000 – Other deficiencies of circulating enzymes
Fs: 10000 – Other specified disorders involving the immune mechanism

MDC / MS-DRG Reference

INBORN AND OTHER DISORDERS OF METABOLISM

Back Reference of Diagnostic Codes

Angioedema (allergic) (any site) (with urticaria) T78.3
hereditary D84.1
Angioneurotic edema (allergic) (any site) (with urticaria) T78.3
hereditary D84.1
Bannister's disease T78.3
hereditary D84.1
Defect, defective Q89.9
complement system D84.1
Deficiency, deficient
C1 esterase inhibitor (C1-INH) D84.1
Edema, edematous (infectious) (pitting) (toxic) R60.9
angioneurotic (allergic) (any site) (with urticaria) T78.3
hereditary D84.1
circumscribed, acute T78.3
hereditary D84.1
essential, acute T78.3
hereditary D84.1
glottis, glottic, glottidis (obstructive) (passive) J38.4
allergic T78.3
hereditary D84.1
periodic T78.3
hereditary D84.1
Quincke's T78.3
hereditary D84.1
Giant
urticaria T78.3
hereditary D84.1
Quincke's disease or edema T78.3
hereditary D84.1
Urticaria L50.9
with angioneurotic edema T78.3
hereditary D84.1
giant T78.3
hereditary D84.1
larynx T78.3
hereditary D84.1

Sibling Codes

Lymphocyte function antigen-1 [LFA-1] defect
Other specified immunodeficiencies
Immunodeficiency, unspecified

Parent Sibling Codes

Immunodeficiency with predominantly antibody defects
Combined immunodeficiencies
Immunodeficiency associated with other major defects
Common variable immunodeficiency
Other immunodeficiencies
Sarcoidosis
Other disorders involving the immune mechanism, not elsewhere classified

View in Tabular

Code Title
D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
D80-D89 Certain disorders involving the immune mechanism (D80-D89)
D84 Other immunodeficiencies
D84.1 Defects in the complement system
Applicable to
C1 esterase inhibitor [C1-INH] deficiency