In such instances, sudden infant death syndrome (SIDS) is often considered. Grossly, the affected heart usually shows small, multifocal, subendocardial or myocardial yellow-tan nodular lesions or poorly defined plaques. [ncbi.nlm.nih.gov]

The clinical course is usually fulminant, sometimes simulating sudden infant death syndrome. [malacards.org]

Infants present with dysrhythmia or cardiac arrest, and the clinical course is usually fulminant, sometimes simulating sudden infant death syndrome ({1:Andreu et al., 2000}). Source: Online Mendelian Inheritance in Man [diseaseinfosearch.org]

There was a complex malformation of the brain with hydrocephalus and bilateral corneal opacities and microphthalmos. The affected myofibres had a swollen vacuolated or granular cytoplasm and rounded nuclei giving a histiocytoid appearance. [ncbi.nlm.nih.gov]

opacities microphtalmos microphthalmia with linear skin defects syndrome (MLS) (12900578) cataracts cleft palate hydrocephalus agenesis of corpus callosum renal cysts Etiology missense mutation in the mitochondrial cytochrome b gene (10960495) defect [humpath.com]

opacity 0007957 Hemiplegia Paralysis on one side of body 0002301 Hydrocephalus Too much cerebrospinal fluid in the brain 0000238 Hypoglycemia Low blood sugar 0001943 Lactic acidosis Increased lactate in body 0003128 Laryngeal web 0005950 Lethargy 0001254 [rarediseases.info.nih.gov]

bundle branch block 0011712 Stroke-like episode 0002401 Tachypnea Increased respiratory rate or depth of breathing 0002789 Vomiting Throwing up 0002013 Wolff-Parkinson-White syndrome 0001716 1%-4% of people have these symptoms Agenesis of corpus callosum [rarediseases.info.nih.gov]