Characteristic | Aortic coarctation | Takayasu’s disease |
---|---|---|
Female:male ratio | 1:1 | 8:1 |
Age of onset, decade | 2nd and 3rd | 3rd and 4th |
Ethnic predominance | None | Asian and Latin American |
Systemic illness | None | In acute phase |
Erythrocyte sedimentation rate | Normal | Elevated in acute phase |
Immunologic markers | Negative | Often positive |
Aortic wall biopsy | Luminal narrowing, intimal hyperplasia | Acute — intimal granulomatous inflammation, Langhan’s and foreign body giant cells Chronic — few inflammatory cells, extensive transmural fibrosis |