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This girl displays a self-gratifying (masturbatory) stereotypy. (Contributed by Dr. Joseph Jankovic.)
General Child Neurology
Aug. 20, 2021
Neuro-Ophthalmology & Neuro-Otology
Positional vertigo is triggered by and occurs after a change of head position in space relative to gravity. The most common cause of positional vertigo is due to canalolithiasis of the labyrinth. Central positional vertigo should be suspected when features of nystagmus differ from those of benign paroxysmal positional vertigo, or when brainstem and cerebellar signs are present.
Dec. 31, 2020
Headache & Pain
Pain is generally defined as an unpleasant sensory and emotional experience associated with actual or potential tissue damage or described in terms of such damage. Pain can be acute or chronic and is an important symptom of neurologic disorders. Management of chronic pain, particularly neuropathic pain, is a challenge. An understanding of the pathomechanisms of various types of pain is helpful in developing a management strategy.
Nov. 12, 2020
Childhood Degenerative & Metabolic Disorders
Carnitine-acylcarnitine translocase deficiency is a rare inborn error of energy metabolism involving the carnitine cycle. This enzyme deficiency is considered
Nov. 27, 2017
Epilepsy & Seizures
Hot water epilepsy is one of the reflex epilepsies induced by pouring hot water over the head, face, neck, or trunk during bathing. Two types of hot water epilepsies exist; a classical type seen in older children and adults usually triggered by head baths, and a variant seen in infants precipitated by immersion of the lower trunk in hot water.
Jun. 21, 2021
Polyneuropathy is a functional and/or structural disturbance of peripheral nerves causing motor, sensory, or autonomic symptoms or signs. Polyneuropathies that do not have an identifiable cause are considered idiopathic. Idiopathic polyneuropathies can be divided into 3 clinical categories: sensorimotor, pure sensory, and sensory neuronopathies. Neuropathic pain is a common presenting symptom and is often the focus of medical management.
Nov. 04, 2020
Smith-Lemli-Opitz syndrome is an autosomal recessive multiple congenital malformation that is associated with intellectual disability. The primary defect
Apr. 09, 2021
Histoplasmosis is an infection caused by the fungus Histoplasma capsulatum. Infection is endemic to certain areas of the United States, including the
Jun. 09, 2021