17 February 2021
: Case report
Idiopathic Acquired Hemophilia A, a Rare Cause of Bleeding: A Case Report and Literature Review
Challenging differential diagnosis, Diagnostic / therapeutic accidents, Management of emergency care, Rare disease, Educational Purpose (only if useful for a systematic review or synthesis)
Carlos Andrés Regino1ABCDEFG*, José C. Alvarez1ABCDEFG, Leonardo Mejía Buriticá2ABCDEFG, Natalí Uribe Pulido1ABCDEF, Valeria Torres Yepes3ABCDEFG, José D. Torres24ABCDEFGDOI: 10.12659/AJCR.929401
Am J Case Rep 2021; 22:e929401
Table 1. Laboratory findings of case 1.
Test | Result |
---|---|
Coagulation tests | PT: 12.2” control: 13.2”INR: 1.2PTT: 58.2” control: 29”FVIII: 1.5%, Factor IX 66%, Factor XI 71% |
Mixing tests | Baseline PTT: 58.2” control: 29”Correction with normal plasma: 39.5” |
Bethesda Units | 80 |
Other diagnostic tests | RF: negativeANA: 1: 160 homogeneous patternENA: negativeComplement C3 and C4: normalHIV, HbsAg, HCV antibodies: negativeUpper endoscopy: no malignancy, antral gastritisColonoscopy: normalContrast chest and abdomen tomography: without malignancy |
PT – prothrombin time; PTT – partial thromboplastin time; RF – rheumatoid factor; ANA – antinuclear antibodies; ENA – extractable nuclear antigens. |