Restless legs syndrome (RLS), also called Willis-Ekbom Disease, causes unpleasant or uncomfortable sensations in the legs and an irresistible urge to move them.
Neurology
ICHD-II Diagnostic Criteria for Headache Attributed to Head and/or Neck Trauma
Acute post-traumatic headache attributed to moderate or severe head injury
A. Headache, no typical characteristics known, fulfilling criteria C and D
B. Head trauma with at least one of the following:
ICHD-II Diagnostic Criteria for Tension-type headache (TTH)
A. At least 10 episodes occurring on <1 day/month on average (<12 days/year) and fulfilling criteria B-D
B. Headache lasting from 30 minutes to 7 days
C. Headache has at least 2 of the following characteristics:
ICHD-II Diagnostic Criteria for Headache Attributed to Non-Vascular Intracranial Disorder
A. Progressive headache with at least 1 of the following characteristics and fulfilling criteria C-D:
- Daily occurrence
- Diffuse and/or constant (non-pulsating) pain
- Aggravated by coughing or straining
ICHD-II Diagnostic Criteria for Cluster Headache
Cluster headache
A. At least 5 attacks fulfilling criteria B-D
B. Severe or very severe unilateral orbital, supraorbital and/or temporal pain lasting 15-180 minutes if untreated
C. Headache is accompanied by at least 1 of the following:
Diagnostic Criteria for Chronic Fatigue Syndrome (CFS)
Centers for Disease Control Diagnostic Criteria
Clinically evaluated, unexplained, persistent, or relapsing fatigue that is:
- Of new or definite onset
- Not a result of ongoing exertion
- Not alleviated by rest
- Results in a substantial reduction in previous levels of occupational, social, or personal activity
Sensory Dermatome Maps
The word dermatome refers to a correspondence between the skin and the nervous system. Sensory dermatome maps used to help localize the level of neurologic deficit.
Diagnostic Criteria of Hemorrhage in MRI of the Brain
The imaging characteristics of blood on MRI can be variable:
El Escorial Criteria for the Diagnosis of Amyotrophic Lateral Sclerosis (ALS)
The diagnosis of Amyotrophic Lateral Sclerosis (ALS) requires
A. the presence of:
(A:1) evidence of lower motor neuron (LMN) degeneration by clinical, electrophysiological or neuropathologic examination,
(A:2) evidence of upper motor neuron (UMN) degeneration by clinical examination, and
(A:3) progressive spread of symptoms or signs within a region or to other regions, as determined by history or examination, together with
Indications for Intervertebral Disk Surgery
The use of surgery for herniated intervertebral disc and spinal stenosis varies widely within and among countries. It has been postulated that the main reason for treatment failure is poor selection of candidates for the procedure.