April 8, 2022

Tetralogy of Fallot (TOF) is the most common cyanotic congenital heart disease. Its association with Pulmonary Atresia is considered to be the most severe form, the diagnosis of which plays an import ant role in determination of the treatment protocol. In such cases, systemic vascular channels called Major Aortopulmonary Collat eral Arteries (MAPCA’s) develop from aorta and its major branch es to supply and maintain the pulmonary circulation. Such patients commonly undergo a Cardiac CT as an imperative pre-operative investigation for detailed information of these collaterals which helps plan further management.

Patients with severe acute respiratory syndrome coronavirus 2 (SARS-Cov2) infection mainly present severe pneumonia associ ated with complications related to cytokine storm syndrome. So, it was associated with thrombotic incidents like acute limb ischemia and pulmonary embolism.