Table 2.

Hemostatic investigations performed in the investigation of bleeding phenotype for case 1

TestResultsRepeat testingNormal reference range
Hemoglobin, g/dL 13.7  11.5-16.4 
MCV, fL 95.3  83-98 
MCH, pg 30.9  26.7-32.5 
Platelets, ×109/L 250  140-400 
Ferritin, μg/L 8.0  20-300 
TSH, mU/L 1.79  0.45-3.5 
T3, nmol/L 1.4  1.2-2.5 
Free T4, pmol/L 11.3  9-21 
Routine coagulation    
 APTT, s 34  24-36 
 PT, s 11.8  9.7-12.8 
 Fibrinogen, g/L 3.0  2.2-4.3 
VWF assays, IU/dL    
 VWF:Ag 38 40 50-173 
 VWF:RCo 36 37 50-156 
 VWF:CB 40 39 50-150 
Coagulation factors, IU/dL    
 Factor II 122  72-131 
 Factor V 131  63-133 
 Factor VII 107  51-154 
 Factor X 105  64-150 
 Factor VIII 69  60-136 
 Factor IX 119  57-189 
 Factor XI 87  72-152 
 Factor XIII 80  73-160 
Platelet aggregometry    
 Adrenaline, 10 μM Normal response   
 ADP, 2 μM Normal response   
 Ristocetin, 1.25 mg Normal response   
 Ristocetin, 0.5 mg No response   
 Arachidonic acid, 1 μM Normal response   
Platelet nucleotides, nmol/108platelets    
 Platelet ATP 6.1  3.5-6.8 
 Platelet ADP 3.3  2.1-4.5 
 Total nucleotides 9.4  5.6-11.3 
 Ratio 1.8  1.1-2.1 
TestResultsRepeat testingNormal reference range
Hemoglobin, g/dL 13.7  11.5-16.4 
MCV, fL 95.3  83-98 
MCH, pg 30.9  26.7-32.5 
Platelets, ×109/L 250  140-400 
Ferritin, μg/L 8.0  20-300 
TSH, mU/L 1.79  0.45-3.5 
T3, nmol/L 1.4  1.2-2.5 
Free T4, pmol/L 11.3  9-21 
Routine coagulation    
 APTT, s 34  24-36 
 PT, s 11.8  9.7-12.8 
 Fibrinogen, g/L 3.0  2.2-4.3 
VWF assays, IU/dL    
 VWF:Ag 38 40 50-173 
 VWF:RCo 36 37 50-156 
 VWF:CB 40 39 50-150 
Coagulation factors, IU/dL    
 Factor II 122  72-131 
 Factor V 131  63-133 
 Factor VII 107  51-154 
 Factor X 105  64-150 
 Factor VIII 69  60-136 
 Factor IX 119  57-189 
 Factor XI 87  72-152 
 Factor XIII 80  73-160 
Platelet aggregometry    
 Adrenaline, 10 μM Normal response   
 ADP, 2 μM Normal response   
 Ristocetin, 1.25 mg Normal response   
 Ristocetin, 0.5 mg No response   
 Arachidonic acid, 1 μM Normal response   
Platelet nucleotides, nmol/108platelets    
 Platelet ATP 6.1  3.5-6.8 
 Platelet ADP 3.3  2.1-4.5 
 Total nucleotides 9.4  5.6-11.3 
 Ratio 1.8  1.1-2.1 

ADP, adenosine diphosphate; APTT, activated partial thromboplastin time; ATP, adenosine triphosphate; MCH, mean corpuscular hemoglobin; MCV, mean corpuscular volume; PT, prothrombin time; T3, triiodothyronine; T4, thyroxine; TSH, thyroid-stimulating hormone.

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