Category: Rx Neurology (A – Z)

Exencephaly is a very severe birth defect of early brain development. In exencephaly, the top bones of the skull (the cranial vault) do not...

Craniorachischisis is the most severe kind of neural tube defect (NTD). In this condition, the skull and brain do not form and close properly...

Holoanencephaly means total anencephaly—the baby’s brain does not form at all, and the skull cap is missing. It is the most severe form within...

Meroanencephaly is a rare, “partial” form of anencephaly, a severe open neural tube defect (NTD) where parts of the skull and brain do not...

Anencephaly is a severe type of neural tube defect (NTD). In early pregnancy, the “neural tube” should close and form the baby’s brain and...

Acute Necrotizing Encephalopathy—often shortened to ANE—is a rare but very serious brain illness that usually starts suddenly during or just after a feverish infection...

Lumbosacral plexus neuralgic amyotrophy is a sudden-onset nerve inflammation that hits the nerve network in the lower back and pelvis (the lumbosacral plexus). People...

Acute scapular neuritis means a sudden inflammation or injury of one or more nerves that control the shoulder blade and nearby muscles. In medical...

Shoulder-girdle neuritis is a nerve problem that starts suddenly with very strong pain in one shoulder or upper arm. After days to weeks, the...

Acute brachial plexopathy is a sudden problem in the brachial plexus—the bundle of nerves that runs from the neck to the shoulder, arm, and...

Brachial plexus neuritis is a sudden, painful inflammation of the nerves that control your shoulder and arm (the brachial plexus). It usually starts with...

Brachial neuritis is a sudden inflammation of the nerves that control the shoulder, upper arm, and sometimes the forearm and hand. These nerves live...

Hereditary Neuralgic Amyotrophy (HNA) is a rare, inherited nerve disorder. It causes sudden attacks of very strong shoulder and arm pain, followed by muscle...

Distal hereditary motor neuropathy with upper motor neuron signs is a rare, inherited nerve disorder. It mainly damages the motor nerves that control movement,...

Amyotrophic Lateral Sclerosis Caused by Mutation in the SETX Gene is a rare, inherited form of ALS that usually starts in childhood or the...

Amyotrophic lateral sclerosis type 4 (ALS4) is a rare, inherited form of motor neuron disease. It starts in late childhood or the teen years....

Frontotemporal lobar degeneration is a group of brain diseases that slowly damage the frontal lobes (behind the forehead) and the temporal lobes (on the...

Amyotrophic Lateral Sclerosis (ALS) Caused by Mutation in the TARDBP Gene is a serious nerve disease that slowly damages the motor neurons—the cells that...

Amyotrophic Lateral Sclerosis (ALS) without Frontotemporal Dementia (FTD) is a distinct form of the neurodegenerative disease where motor neurons are progressively damaged, leading to muscle...

Amyotrophic lateral sclerosis with frontotemporal dementia (ALS-FTD) is a condition where two problems happen together. ALS damages the nerve cells (motor neurons) that control...