Table 2.

Summary of Clinical and Neuropathological Data for 19 Prospectively Collected Cases

Case	Primary Diagnosis	PCA	ST	PMI	Sex	Clinical Diagnosis, Cause of Death	Other Neuropathological Diagnosis
1	WMI	29	<1	40	M	HF-NI, Hypoplastic right heart	None
2	WMI	292/7	22/7	12	M	Biventricular cardiac hypertrophy	GMH, mild neuronal injury in hippocampus and deep cerebellar nuclei
3	WMI	31	<1	12	M	HF-NI, respiratory failure	None
4	WMI	32	4	18	M	Pulmonary atresia, cardiac arrest	Subicular neuronal injury
5	WMI	33	<1	12	M	VSD, multi-cystic kidney, NEC, sepsis	None
6	WMI	33	84/7	20	M	Post-hemorrhagic hydrocephalus, pneumonia	GMH, grade IV IVH, neuronal loss/gliosis in hippocampus
7	WMI	331/2	<1	18	F	Diaphragmatic hernia, respiratory failure	Grade 2 IVH
8	WMI	34	6/7	49	M	Polycythemia, recipient twin-twin transfusion syndrome, pericardial effusion	None
9	WMI	34	9	40	M	Peritonitis, cholestasis	Large rightchronic hemispheric hemorrhagic infarct, bilateral cerebellar infarcts, diffuse hippocampal and brainstem neuron loss
10	WMI	37	1	18	M	Diaphragmatic hernia, respiratory failure	None
11	WMI	401/2	<1	20	M	Hypoplastic right heart, cardio-respiratory failure	None
12	WMI	45	3	18	F	Aortic coarctation, VSD	Hippocampal neuronal injury
13	Control	285/7	41/7	26	M	NEC	Small focal GMH
14	Control	29	4	14	M	NEC, intestinal perforation, sepsis	Small GMH
15	Control	29	4	16	F	Endocarditis	Grade 2 IVH
16	Control	294/7	2	22	M	Oligohydramnios, IUGR	GMH with intraventricular extension
17	Control	31	1	12	M	Perforated ileum, respiratory failure	None
18	Control	33	15/7	20	F	Monozygotic twin, IUGR, renal hypoplasia	Mild hippocampalneuronal injury
19	Control	37	2	21	F	Diaphragmatic hernia and hypoplastic lung	None