Table 1.

Risk factors to remember in COVID-19-related thrombosis4,37 

COVID-19 infectionCOVID-19 (adenovirus) vector vaccines
Older age (>75) Middle age (18-49) 
Male Female 
Obesity Platelet count <150 
Hypertension Splanchnic vein and cerebral vein thrombosis reported in higher rates 
Prior cardiac disease  
Active cancer or recent anticancer treatment  
Elevated D-dimer, FDP, LA  
VTE in lower-extremity deep veins and PE commonly seen  
COVID-19 infectionCOVID-19 (adenovirus) vector vaccines
Older age (>75) Middle age (18-49) 
Male Female 
Obesity Platelet count <150 
Hypertension Splanchnic vein and cerebral vein thrombosis reported in higher rates 
Prior cardiac disease  
Active cancer or recent anticancer treatment  
Elevated D-dimer, FDP, LA  
VTE in lower-extremity deep veins and PE commonly seen  

FDP, fibrin degradation products.