Acquired C1 esterase inhibitor deficiency

Acquired C1 esterase inhibitor deficiency
Classification and external resources
Specialty	hematology
ICD-10	D84.1 (ILDS D84.112)

Acquired C1 esterase inhibitor deficiency also known as "Acquired Angioedema" presents with symptoms indistinguishable from hereditary angioedema, but generally with onset after the fourth decade of life.^[1]^:153

C4 levels are low and C3 levels are normal.^[2]

References

↑ James, William; Berger, Timothy; Elston, Dirk (2005). Andrews' Diseases of the Skin: Clinical Dermatology. (10th ed.). Saunders. ISBN 0-7216-2921-0.
↑ Markovic SN, Inwards DJ, Frigas EA, Phyliky RP (January 2000). "Acquired C1 esterase inhibitor deficiency". Ann. Intern. Med. 132 (2): 144–50. PMID 10644276. doi:10.7326/0003-4819-132-2-200001180-00009.

Immune disorders: Lymphoid and complement immunodeficiency (D80–D85, 279.0–4)

Primary

Antibody/humoral
(B)

Hypogammaglobulinemia	X-linked agammaglobulinemia Transient hypogammaglobulinemia of infancy
Dysgammaglobulinemia	IgA deficiency IgG deficiency IgM deficiency Hyper IgM syndrome (1 2 3 4 5) Wiskott–Aldrich syndrome Hyper-IgE syndrome
Other	Common variable immunodeficiency ICF syndrome

T cell deficiency
(T)

thymic hypoplasia: hypoparathyroid (Di George's syndrome)
euparathyroid (Nezelof syndrome
Ataxia-telangiectasia)

peripheral: Purine nucleoside phosphorylase deficiency

Hyper IgM syndrome (1)

Severe combined
(B+T)

x-linked: X-SCID
autosomal: Adenosine deaminase deficiency
Omenn syndrome
ZAP70 deficiency
Bare lymphocyte syndrome

Acquired

AIDS

Leukopenia:
Lymphocytopenia

Idiopathic CD4+ lymphocytopenia

Complement
deficiency

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Acquired C1 esterase inhibitor deficiency

See also

References