25 results
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
(Contralateral motor ... • Aphasia • Apraxia ... Cognition/Confusion, Dementia ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal ... Trauma, Tumor • Motor ... : Acid maltase deficiency ... #diagnosis #neurology
Clinical Features and Vascular Territories of Stroke
Anterior circulation—anterior cerebral artery (ACA) - Contralateral leg weakness
Anterior circulation—middle
Clinical Features ... Contralateral face, arm ... > leg weakness, ... MCA) or neglect, apraxia ... CVA #Diagnosis #Neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... syphilis, and HIV ... Vitamin B12, Copper deficiency ... - Lower motor ... differential #diagnosis #neurology
Dropped Foot Gait - Paralysis of Dorsal Flexion of the Foot.
When trying to walk the tip
in peripheral motor ... peroneal nerve, which causes ... the thigh on the hip ... #Neurology #PhysicalExam ... #clinical #video
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
workup 1) Clinical ... hydrocephalus, HIV ... Whipple, vitamin deficiency ... functions - Aphaso-apraxo-agnosia ... syndrome - Hippocampal
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
dementia Pathophysiology ... : The clinical ... syndrome of HAD ... dysfunction like gait ... #AIDS #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... anesthesia and deltoid weakness ... Myotomes #diagnosis #neurology ... #sensory #motor ... #arm #physicalexam
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Upper Motor Neuron ... endocrine: Vitamin B12 deficiency ... parainfluenza, Coxsackie, HIV ... aminotransferases • Serology ... Differential #Diagnosis #neurology
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Nutritional: DiabetesB12 deficiency ... • Infectious: HIV ... Paraprotein-associated (POEMS syndrome ... differential #diagnosis #causes ... #neurology