The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
Post-Traumatic Stress Disorder ... Pathophysiology #diagnosis ... symptoms #signs #psychiatry
Pathogenesis of Anxiety Disorders

Anxiety Disorders: A maladaptive emotional state causing fear,
worry, and excessive stress, characterized by:
Pathogenesis of Anxiety Disorders ... Anxiety Disorders ... ) #Anxiety #Disorders ... Pathophysiology #diagnosis ... #psychiatry
Obsessive-Compulsive Disorder (OCD): Pathogenesis and clinical findings

Psychological Hypothesis
 • Cognitive behavioral model: Emotional disturbance arising from
Obsessive-Compulsive Disorder ... Obsessive-Compulsive Disorder ... PersonalityDisorder #Diagnosis ... #Psychiatry #Signs
Major Depressive Disorder (MDD): Pathogenesis and Clinical Findings

Symptoms (included in DSM 5 criteria) - Present during
Major Depressive Disorder ... Seasonal Affective Disorder ... MoodDisorders #Diagnosis ... Signs #Symptoms #Psychiatry
Bipolar Disorder: Pathogenesis and Clinical Findings
 • Disruption of emotional homeostasis
 • Oscillation between mood states
Bipolar Disorder ... behaviours #Bipolar #Disorder ... MoodDisorders #Diagnosis ... Signs #Symptoms #Psychiatry
Schizotypal Personality Disorder (SPD): Pathogenesis and clinical findings
Cognitive-Perceptual
 • Magical thinking - Belief in paranormal or
Schizotypal Personality Disorder ... developmental disorders ... PersonalityDisorder #Diagnosis ... #Psychiatry #Criteria
Alcohol Use Disorder: Pathogenesis and Clinical Findings

 • Tolerance (reduced sensitivity to effects of EtOH)
 •
Alcohol Use Disorder ... Pathophysiology #Diagnosis ... Signs #Symptoms #Psychiatry
Borderline Personality Disorder: Pathogenesis and Clinical Findings
Behavioral Traits:
 • Unstable Relationships - Alternating extremes of idealization
Borderline Personality Disorder ... PersonalityDisorder #Diagnosis ... #Psychiatry #Criteria
Attention Deficit Hyperactive Disorder (ADHD): Pathogenesis and clinical findings
 - For diagnosis, must have either 26
Deficit Hyperactive Disorder ... findings - For diagnosis ... to 25 for new diagnosis ... Pathophysiology #diagnosis ... symptoms #signs #psychiatry
Medical Conditions Causing Mania or Mania-Like Episodes: Pathogenesis
 • Bipolar Disorder -> Combination of individual, genetic,
Pathogenesis • Bipolar Disorder ... Secondary #Causes #Differential ... #Diagnosis #Pathophysiology ... #Psychiatry