47 results
Clinical Features and Vascular Territories of Stroke
Anterior circulation—anterior cerebral artery (ACA) - Contralateral leg weakness
Anterior circulation—middle
loss, field cut, aphasia ... MCA) or neglect, apraxia ... without cortical signs ... deviation and/or ataxia ... deficits and/or ataxia
Clinical features of focal cortical brain lesions in a right-handed individual

Frontal, either:  
Intellectual impairment, 
Personality
left: Broca's aphasia ... Acalculia, Alexia ... right: Dressing apraxia ... left: Limb apraxia ... Localization #Symptoms #Signs
Myelopathy - Injury to the entire spinal cord - Signs and Symptoms
 • Ataxia (early sign)
spinal cord - Signs ... and Symptoms • Ataxia ... (early sign) ... weakness (late sign ... dexterity loss (early signs
Anticonvulsants as Mood Stabilizers: Mechanism and Side-effect
Examples: Valproate, Carbamazepine, Lamotrigine
 • Mild anticholinergic effect -> Drowsiness
Dose-dependent tremor, ataxia ... dizziness, diplopia, ataxia ... #SideEffects #Pathophysiology ... #Psychiatry #Pharmacology
Benzodiazepines: Mechanism of Action and Side Effects
 • Decr spinal cord activity -> Muscle relaxant
confusion - Ataxia ... Benzodiazepines #Psychiatry ... #Pharmacology #pathophysiology
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
chromosome 21) Signs ... semantic memory • Aphasia ... incontinence, apraxia ... AlzheimersDisease #Dementia #pathophysiology ... geriatrics #diagnosis #signs
Hypothyroidism – symptoms and signs.

Symptoms: 
Tiredness/malaise, 
Weight gain,
Anorexia,
Cold intolerance, 
Poor memory,
Change in appearance, 
Depression, 
Poor libido,
– symptoms and signs ... , Deafness Signs ... Psychosis/dementia, Ataxia ... Hypothyroid #Features #Signs
Selective Serotonin Reuptake Inhibitors: Mechanisms and Side Effects
 • Serotonin Syndrome:
   - Autonomic Hyperactivity:
Serotonin #Inhibitors #Pathophysiology ... #SideEffects #Psychiatry ... #Diagnosis #Signs
Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
BehavioralDisorder #Pathophysiology ... diagnosis #symptoms #signs ... #psychiatry
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
SerotoninNorepinephrine #Inhibitors #Pathophysiology ... #SideEffects #Psychiatry ... #Diagnosis #Signs