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An electronic device called an interferential stimulator. There are several
different devices by a number of manufacturers. These are used to treat pain.
Leprosy, an infection of the nervous system with dysfunction of the nerves.
Harris Syndrome (Functional
Hypoglycemia Syndrome) This is the low blood sugar due to excessive insulin, as
in the presence of an insulin secreting tumor.
Removal of the gasserian ganglion using a particular approach for facial pain.
Health Maintenance Organization
(HMO) This is a
type of insurance which is inexpensive but which limits medical care choices.
These include tension (muscular contraction), vascular (migraine), and cluster
headaches. They are not caused by other underlying medical conditions.
These include all of the headaches that result from other medical conditions.
Heel Reflex of Weingrow The
same as the Guillain-Barrι Sign, plantar flexion and fanning of the toes when
the heel is tapped, similar in meaning to Babinski sign.
Hemiparesis An incomplete
weakness of one half of the body, the left or the right side (not the top or
bottom), as differentiated from hemiplegia which is complete.
Hemiplegia Complete loss of
strength on one half of the body, similar to hemiparesis but complete.
The medical term for bleeding.
receptors in the lung keep one breathing and prevent overdistention of the lung.
Herniated Disc Extrusion of part of the nucleus pulposus material through
a defect in the annulus fibrosus.
A hearing loss associated with a flat nose and other birth defects.
Heterotopic Indicates a tissue which is growing in the wrong place.
From the Greek roots "hetero-" for "other" and "topos" meaning "place.
Heterotopic Bone Formation
Bone growth in an abnormal location.
Surgery for tuberculosis of the spine.
Hippel Syndrome, Hippel-Lindau
Syndrome, Hippel-Czermak Syndrome
One of the phakomatoses, also von Hippel Lindau syndrome, skin markings
associated with vascular malformations.
Hirschfeld Disease This is an acute, sudden
diabetes melitis or high blood sugar.
A type of cancer which affects the white blood cells, or
lymphatic cells, and is therefore called a lymphoma. It is malignant but is
now, in most cases treatable.
A tingling sensation in the distribution of a damaged nerve which occurs when
the nerve is lightly tapped. Normal nerves do not respond to light touch in
This is a test for spinal cord damage in the arms. Flicking the index finger
will cause the hand to contract forcefully. It is similar to the Babinski sign
in the feet.
The muscular abnormalities seen in severe thyroid disease.
This is a chiropractic method of adjusting the atlas (the topmost vertebra at
the base of the skull). Proponents claim that this will improve health and
facilitate correction of subluxations elsewhere in the spine.
Heart irregularities in an otherwise normal person who engages in holiday binge
drinking, this can include irregular heart beats.
Tenderness of the calf is elicited in patients with deep vein thrombosis or
blood clots in the legs which can occur after immobility. To prevent blood
clots after surgery, most hospitals use automatic pumps that squeeze the calves
at regular intervals.
The name is derived from the Greek word "homios" (which means "like") and the
word "pathos" (meaning "suffering"). The
central philosophy of homeopathy is that some poisonous substances can be
beneficial if taken in very small doses.
A metal part attached to a rod and used to fuse the spine. It is shaped like
a fish hook.
A test for the hysterical paralysis of
one leg. If the opposite leg is raised the patient with an hysterical paralysis
will push down with the leg that otherwise does not seem to work.
A kidney operation named for a famous early neurosurgeon that also did the first
successful spinal laminectomy for a tumor
This refers to the name of the density of scale used on CT images. This is
named after one of the inventors of the CT machine.
House Brackman Scale
A grading system for facial nerve weakness.
This is the name of a doctor in training such as a resident or intern. This
name was originally used since early interns and residents were never allowed to
leave the hospital and were therefore always in house.
Huntington Chorea, Huntington
Disease A birth
defect that does not present until later in life but involves the progressive
loss of motor control. This is usually fatal.
This is a dilated or large pupil
due to damage to the third cranial nerve.
A hormone secreted by the adrenal
cortex which affects metabolism and which naturally decreases
A type of rock composed of the same minerals and made of the same types of
crystals as human bone.
This is Latin prefix that is used frequently before many other terms. It means
excessive or too much.
Similar to the thoracic outlet syndrome, this is due to the compression of the
brachial plexus and results in poor arm function.
Hyperactive Child Syndrome
This is the same as attention deficit disorder. It may be that the short
attention span causes the extra activity, or that the extra activity interferes
with the attention span, but in either case, learning is impaired.
Too much bending backward or too much extension (to the point of injury) is
Too much bending forward or too much flexion (to the point of injury) is called
The increase in the size of a structure from its expected normal size.
This is a problem which is characterized by too much sleeping.
Hypersomnia Sleep Apnea Syndrome
This is associated
with too much sleep and a number of cardiac disorders. It is associated with
inadequate respiration while asleep and can cause stroke or heart attack.
A hormonal condition due to too
much thyroid hormone. It is characterized by a rapid heart beat and swelling
behind the eyes.
Too much breathing, or fast shallow breaths which may be related to anxiety, can
cause metabolic abnormalities and occasionally loss of consciousness.
A Latin word used as a prefix and meaning too little.
A birth defect characterized by short limbs and a normal sized trunk, this
relates to malformed cartilaginous end plates on the long bones.
The decrease in the size of a structure from its expected normal size.
Hypoplastic Left Heart
An abnormally small left heart, usually found with other malformations.
A hormonal condition due to a lack
of thyroid hormone. It is characterized by edema, lack of energy, slowness of
thought and decreased metabolism.
If you are aware of any useful spine and neuromusculoskeletal terms which are
not included in this list, or if you have suggestions for better definitions, your help would be
greatly appreciated. Please send me any upgrades and
I will update the web site appropriately. Click
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