ICD-11 classes
03 Diseases of the blood or blood-forming organs
Coagulation defects, purpura or other haemorrhagic or...
3B61 — Thrombophilia
3B61.1 — Acquired thrombophilia
4A45 — Antiphospholipid syndrome
ICD-11 4A45 — Antiphospholipid syndrome
Antiphospholipid syndrome, also known as Hughes syndrome, is a systemic autoimmune condition characterised by the presence of antiphospholipid antibodies (aPL) in the serum of patients with thrombotic events and/or recurrent pregnancy complications.
The diagnosis includes nothing.
The diagnosis excludes nothing.
Diagnosis with code 4A45 contains 5 clarifying diagnoses:
- 4A45.0 — Primary antiphospholipid syndrome
- 4A45.1 — Secondary antiphospholipid syndrome
- 4A45.2 — Antiphospholipid syndrome in pregnancy
- 4A45.3 — Lupus anticoagulant-hypoprothrombinaemia syndrome
- 4A45.Z — Antiphospholipid syndrome, unspecified
The diagnosis is coded elsewhere:
- Nonorgan specific systemic autoimmune disorders #3617
- Antiphospholipid syndrome #3702
- Nonorgan specific systemic autoimmune disorders involving the skin #15828
- Antiphospholipid syndrome #15839
- Dermatoses attributable to hyperviscosity or microvascular occlusion #16632
- Antiphospholipid syndrome #16635
- Nonorgan specific systemic autoimmune disorders #18345
- Antiphospholipid syndrome #18430