11 results
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Antecubital Fossa Elbow ... Middle Finger Elbow ... S1 Lateral Calcaneus ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
constipation Differential ... AVM • Multilevel ... decompression #CaudaEquina ... Equina #syndrome #differential ... diagnosis #causes #neurology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Compression/injury of Lateral ... intervertebral disc disease ... gait, strength, reflexes ... superior iliac spine ... pathophysiology #differential
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... involved) - Tendon reflex ... in deep tendon reflexes ... syndromes #lesions #differential ... #diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... Sarcoidosis, Behcet disease ... dysfunction • Abnormal reflexes ... disorders #diagnosis #neurology ... #differential
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Decorticate posturing: Arms ... flexed at the elbow ... Decerebrate posturing: Arms ... #PhysicalExam #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Microglial cells are ... Presentation: - Disease ... Increased Jaw Jerk reflex ... conditions listed in differential ... #Sclerosis #neurology
Causes of Dysarthria - Differential Diagnosis Algorithm
Lower Motor Neuron - Slow, Low Volume, Breathy Speech, Tongue
of Dysarthria - Differential ... hyperactive gag reflex ... • Amyotrophic Lateral ... and Pitch • Spinal-Cerebellar ... #Dysarthria #Neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
extensors of the arms ... Spasticity - Reflexes ... Hyperreflexia develops later ... diagnosis #management #neurology ... #differential
Retinoblastoma - MRI
 • Most common intra-ocular neoplasm in children.
 • Clinical Presentation: leukocoria (loss of
loss of red light reflex ... • Bilateral tumours ... globes and the pineal ... Leptomeningeal disease ... neuroradiology #pediatrics