Table 3. Comparison of our case to other recent reports of COVID Induced TTP.

Case	Our case	Albiol et al. [5]	Capecchi et al. [6]	Beaulieu et al. [7]
Age (years)	30	57	55	70
Time from COVID diagnosis to TTP diagnosis	Unclear but approximately 1 week	6 days	3 days	19 days
Platelets (k/mcl) – at time of diagnosis/at time of discharge	9 / 374	22 /220	14 / 207	18 / normalized
Lactate Dehydrogenase  (U/L) – at time of diagnosis/at time of discharge	1068 / 210	1451 / 218	18015 / 221	Elevated / normalized
Haptoglobin – at time of diagnosis/at time of discharge	<10 / 129	-	<10 / 146	< 10 / normalized
ADAMTS13 Activity (%) – at time of diagnosis/at time of discharge	3 / 54	2 / 89	<3 / 59	<10 / 43
ADAMTS13 Inhibitor (BU) – at time of diagnosis/at time of discharge	0.6 / 0.0	5.2 / 2.5	31 / <12	Weakly positive / < 0.5