25 results
Alcohol Use Disorder: Pathogenesis and Clinical Findings

 • Tolerance (reduced sensitivity to effects of EtOH)
 •
Alcohol Use Disorder ... to effects of EtOH ... exacerbated by EtOH ... , seizure, and anxiety ... #Pathophysiology
Pathogenesis of Anxiety Disorders

Anxiety Disorders: A maladaptive emotional state causing fear,
worry, and excessive stress, characterized by:
Pathogenesis of Anxiety ... Disorders Anxiety ... Disorders: A maladaptive ... acid (GABA) #Anxiety ... #Disorders #Pathophysiology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Psych: Depression, anxiety ... statin, chemo), EtOH ... Polyneuropathy, ALS), NMJ disorder
Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
Post-Traumatic Stress Disorder ... startle reflex • Anxiety ... BehavioralDisorder #Pathophysiology
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
• METABOLIC DISORDER ... PSYCHIATRIC • ANXIETY ... DISORDER • SOMATISATION ... Differential #Diagnosis #Cardiology
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
• Generalized Anxiety ... Disorder #Arrhythmias ... #Cardiology #Differential
Major Depressive Disorder (MDD): Pathogenesis and Clinical Findings

Symptoms (included in DSM 5 criteria) - Present during
Major Depressive Disorder ... Seasonal Affective Disorder ... partum onset) - Anxiety ... MoodDisorders #Diagnosis #Pathophysiology
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
Heart Failure - Pathophysiology ... Myeloproliferative Disorders ... HeartFailure #CHF #Pathophysiology ... Differential #Diagnosis #cardiology
Bipolar Disorder: Pathogenesis and Clinical Findings
 • Disruption of emotional homeostasis
 • Oscillation between mood states
Bipolar Disorder ... - Incr guilt, anxiety ... behaviours #Bipolar #Disorder ... MoodDisorders #Diagnosis #Pathophysiology
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Psychiatric • Anxiety ... • Somatoform Disorder ... ChestPain #Noncardiac #Cardiology