High incidence of venous and arterial thrombo embolic high complications in specific COVID-19 pandemic areas: are there clusters of populations carrying an hereditary predisposition to assess?

Coagulopathy in COVID-19 pneumonia is a deleteroius complication which has lead to a high rate of deaths in several populations world wide like in Northern Italy Red Zone during pandemic time in March 2020. Due to an high incidence of thrombo embolic (TE) events among several clusters of involved populations, a suspect of an hereditary predisposition due to polymorphisms in several genes involved in the caoagulation process could be formulated and investigated.