25 November 2021>: Articles
A Case of Paroxysmal Cold Hemoglobinuria Possessing Moderate Paroxysmal Nocturnal Hemoglobinuria-Type Erythrocytes
Challenging differential diagnosis
Takeshi Sugimoto E* , Eri Masui B , Shinya Ohata B , Hideaki Goto D , Takako Tomita C , Hiromi Hashimoto F , Yoshihiro Bouike CDOI: 10.12659/AJCR.933102
Am J Case Rep 2021; 22:e933102
Table 1. The results of the serological test.
Serological test | Result |
---|---|
Blood type | B type |
Rh type | CcDEe |
Antibody screening test (column technique) | (−) |
Saline test (normal saline) | (−) |
Saline test (cooled saline) | (+) |
Antibody identification test | Anti-P1 |
Direct antiglobulin test | |
Broad spectrum | (−) |
Anti-IgG | (−) |
Anti-C3d | (−) |
Indirect antiglobulin test | (−) |
Donath-Landsteiner test | (+) |
Cold agglutinin (titer) | 32 |
Haptoglobin (mg/dL) | |
PNH-type cells | |
Granulocytes | |
Type III (%) | 73.0 |
Type II+III (%) | 73.3 |
Erythrocytes | |
Type III (%) | 16.9 |
Type II+III (%) | 19.6 |