TABLE.

Patient Overview

Patient No.	Sex	Age	Progression of COVID-19 Infection	Cerebrovascular Complications	The Time Interval of Complications After COVID-19 Infection	Antigen/PCR COVID-19 Test Result at Hospital Admission	COVID-19 Antibody Results and Time Span After Infection	Thrombotic/Hemophilic Risk Factors	Therapy	Neurological Outcome
Patient I	M	12	Asymptomatic	Meningitis with subdural hemorrhage	Acute	Negative	Positive 2 month after infection	None	Neurosurgical, CS	Normal
Patient II	F	1	Asymptomatic	Vasculitis with brainstem involvement	3 months	Negative	Positive 3 months after infection	Leiden heterozygous, elevated factor VIII	CS, LMWH, ASA	Mild∗
Patient III	F	11	Repeated infection with post-COVID rhinitis, otitis media, and protanopia	Lacunar ischemic stroke	1 month	Negative	Positive 1 month after the second infection	None	ASA	Normal
Patient IV	M	4	Asymptomatic	CVT with hemorrhage—atypical PIMS-TS	NA	Negative	NA	None	CS, IVIG, LMWH, Neurosurgical	Moderate†

Abbreviations:

ASA = Acetylsalicylic acid

CS = Corticosteroids

CVT = Cerebral venous thrombosis

F = Female

IVIG = Intravenous immunoglobulins

LMWH = Low-molecular-weight heparin

M = Male

NA = Not applicable

PIMS-TS = Pediatric inflammatory multisystem syndrome temporally associated with SARS-CoV-2

^∗Ptosis, squint.

^†Hemiparesis, facial nerve paresis, vocal cord paresis.