BRAIN
Developmental delays
Dementia
Neuro-psychiatric disturbances
Migraines
Autistic Features
Mental retardation
Seizures
Atypical cerebral palsy
Strokes/Stroke-like episodes

NERVES
Weakness (may be intermittent)
Absent reflexes
Fainting
Neuropathic pain
Dysautonomia - temperature instability
other dysautonomic problems

MUSCLES
Weakness
Cramping
Dysphagia (swallowing problems)
Gastrointestinal problems
Dysmotility
Irritable bowl syndrome
Hypotonia
Muscle pain
Gastroesophogeal reflux
Diarrhoea or constipation
Pseudo-obstruction

KIDNEYS
Renal tubular acidosis or wasting

HEART
Cardiac conduction defects (heart blocks)
Cardiomyopathy

LIVER
Hypoglycemia (low blood sugar)
Liver failure

EARS & EYES
Tinnitus
Hearing loss and deafness
Visual loss and blindness
Ptosis
Ophthalmoplegia
Optic atrophy
Acquired strabismus
Retinitis pigmentosa

PANCREAS & OTHER GLANDS
Diabetes and exocrine pancreatic failure
(inability to make digestive enzymes)
Parathyroid failure (low calcium)
Diabetes

SYSTEMIC
Failure to gain weight
Fatigue
Unexplained vomiting
Short stature
Respiratory problems