The charts of patients who developed pulmonary embolism in the course of COVID-19 will be evaluated, retrospectively. Clinical features and laboratory data will be analyzed.

Patients with COVID-19 infection will be evaluated retrospectively. Demographic data, clinical and laboratory findings will be recorded. Findings of patients with pulmonary embolism and withour pulmonary embolism will be compared.

Inclusion Criteria:

- All patients with positive RT-PCR for COVID-19

Exclusion Criteria:

- All patients with negative RT-PCR for COVID-19

All COVID-19 patients with positive RT-PCR tests will be analyzed retrospectively. Patients with and without pulmonary embolism will be compared in terms of age, gender, side disease, hospitalization in intensive care, mortality rates etc.