Potential causes of sudden cardiac death in nemaline myopathy

Table 1 Manifestations of cardiac involvement in nemaline myopathy

Cardiac abnormality	NOP	Sex	Age (y)	Reference
SA-block	1	nm	nm	[2]
WPW-syndrome	1	nm	nm	[2]
Atrial fibrillation	1	m	69	[3]
Incomplete BBB	1	m	50	[4]
Complete BBB	1	m	47	[10]
Left anterior hemiblock	1	m	50	[4]
Pulmonary hypertension	1	m	50	[4]
dCMP	6	f, 4 m, nm	9, 26, 29, 47, 50, nm	[4, 5, 11–13]
hCMP	8	5 m/2 nm	20/0/2/4/5/0/nm	[6, 7, 10, 14–19]
Outflow tract obstruction	1	nm	Neonate	[6, 14]
Heart failure	4	f, 2 m, nm	0/9, 3, nm	[5, 7, 20]
Sudden cardiac death	2	f	47, 37	[5]

NOP Number of patients, SA Sino-atrial, WPW Wolff-Parkinson-White, BBB Bundle branch block, dCMP Dilated cardiomyopathy, hCMP Hypertrophic cardiomyopathy, nm Not mentioned

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