8 results
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
mutations - Down syndrome ... chromosome 21) Signs ... dysfunction: myoclonic seizure ... AlzheimersDisease #Dementia ... #symptoms
Differential Diagnosis: New-Onset Seizure in the Elderly

STRUCTURAL:
 • Stroke/TIA, Subdural hematoma, mass
 • Traumatic Brain Injury
Differential Diagnosis ... • Dementia-related ... Sudden, temporary memory ... #Differential #Diagnosis ... #Neurology #Geriatrics
Symptoms and Signs of Hypocalcemia
Muscular: Weakness, fatigue, Spasms, cramps
Neurologic: Tetany, Chvostek sign, Trousseau sign, Circumoral and
Symptoms and Signs ... Spasms, cramps Neurologic ... paresthesias, Impaired memory ... Hallucinations, dementia ... , seizures, Extrapyramidal
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... papilledema • Horner syndrome ... ) • Systemic symptoms ... fever, myalgia), seizures ... #neurology #PHANTOMS
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Diagnosis Algorithm ... Asterognosia • Seizures ... Cognition/Confusion, Dementia ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Diagnosis Algorithm ... Metabolism • Reye's Syndrome ... Disturbances Neurologic ... : • Seizure ... #Causes #Peds #Pediatrics
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... and signs below ... MCTD, Sjogren syndrome ... disorders #diagnosis #neurology ... #algorithm
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
presyncope, exertional symptoms ... positive Romberg sign ... Examples: - Dementia ... - Stroke - Seizure ... #Neurology