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18 August 2020: Articles

A 31-Year-Old Man with COVID-19-Associated Empyema and Lupus Anticoagulant

Unknown etiology, Unusual clinical course, Challenging differential diagnosis, Diagnostic / therapeutic accidents, Unusual setting of medical care

Keerthi Yarlagadda A* , Kaihong Mi A , Selin Sendil E , Connie L. Koons E , Saketram Komanduri E , John T. Cinicola A

DOI: 10.12659/AJCR.926623

Am J Case Rep 2020; 21:e926623

Table 1. Results of hematology workup.

ParameterValueReference range
Prothrombin time (PT)27.7 seconds9.4–12.5
International Normalized Ratio2.40.8–1.1
Activated Partial Thromboplastin Time (APTT)47.2 seconds25.1–36.5
PTT LA (Partial Thromboplastin Time Lupus Anticoagulant) mixing75 seconds≤40
Immediate PTT-LA mixNot corrected
Immediate PT mix10.8 seconds≤11.5
Platelet count420 K/uL140–366
D-dimer2590 FFEU/mL0–499
Fibrinogen590 MG/DL200–393
Factor VII4560–150%
Factor VIII30250–180%
Factor XII4850–150%
B2- Glycoprotein I IgG Ab≤20 SGU
B2- Glycoprotein I IgM Ab≤20 SMU
B2-Glycoprotein I IgA Ab≤20 SAU
Lupus AnticoagulantDetected
Anti-Cardiolipin IgG≤14 GPL
Anti-Cardiolipin IgM45≤12 MPL
Anti-Nuclear AntibodyNegative

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American Journal of Case Reports eISSN: 1941-5923
American Journal of Case Reports eISSN: 1941-5923