Table 2.

TMA Induced by Influenza Virus Infection.

Age (years) sex	Underlying disease	Type of influenza virus	ADAMTS13 activity	ADAMTS13 inhibitor	Treatment	Outcome	References
35 F	None	A	low	positive	PE Corticosteroid	Improvement	(10)
68 F	None	A	<0.5%	positive	PE Corticosteroid	Death	(11)
27 M	None	A (H1N1)	N/A	N/A	PE Corticosteroid	Improvement	(12)
12 unknown	None	A (H1N1)	N/A	N/A	PE	Improvement	(14)
18 F	Atypical HUS	A (H1N1)	37%	negative	PE	Improvement	(14)
11 M	Hereditary heterozygous PS deficiency	A (H1N1)	68%	negative	PE Corticosteroid	Improvement	(15)
44 M	SSc	B	60.3%	negative	PE ACEi	Improvement	Present Case

ACEi: angiotensin-converting enzyme inhibitor, ADAMTS13: a disintegrin and metalloprotease with thrombospondin type-1 repeats: member 13, HUS: hemolytic uremic syndrom, N/A: not assessed, PE: plasma exchange, SSc: systemic sclerosis, TMA: thrombotic microangiopathy