Table 3.

Reported causes of jejunal and ileal bleeding in patients with COVID-19 infection

Lesion	Putative Mechanisms	Selected References
Jejunal ulcers and multiple proximal jejunojejunal fistulae	Scattered reported cases (1 with only jejunal ulcers)	16,84,86
Hemorrhagic enteritis	2 independent case reports Lesions attributed to COVID-19 infection	Amarapurkar et al,85 2020, Francese et al,88 2022
Small and large intestinal mucosal sloughing	1 case report	Yamakawa et al,83 2022
Gastrointestinal stromal tumor in jejunum	Case report	Jablońska et al,89 2022
Ileal angiodysplasia		Francese et al,88 2022