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
startle reflex • Anxiety ... of trauma • Avoidance ... Pathophysiology #diagnosis ... symptoms #signs #psychiatry
Obsessive-Compulsive Disorder (OCD): Pathogenesis and clinical findings

Psychological Hypothesis
 • Cognitive behavioral model: Emotional disturbance arising from
or stimuli • Avoidance ... maladaptive beliefs and anxiety ... Dysregulation of anxiety ... PersonalityDisorder #Diagnosis ... #Psychiatry #Signs
Schizotypal Personality Disorder (SPD): Pathogenesis and clinical findings
Cognitive-Perceptual
 • Magical thinking - Belief in paranormal or
familiarity SPD Mnemonic ... reference - Anxiety ... PersonalityDisorder #Diagnosis ... #Psychiatry #Criteria ... Signs #Symptoms #Mnemonic
Avoidant Personality Disorder (AVPD): Pathogenesis and Clinical Findings
 • Restraint - Shows excessive restraint in intimate
Avoidant Personality ... others AVPD Mnemonic ... PersonalityDisorder #Diagnosis ... #Psychiatry #Criteria ... Signs #Symptoms #Mnemonic
Borderline Personality Disorder: Pathogenesis and Clinical Findings
Behavioral Traits:
 • Unstable Relationships - Alternating extremes of idealization
/ irritability/anxiety ... experienced BPD Mnemonic ... PersonalityDisorder #Diagnosis ... #Psychiatry #Criteria ... Signs #Symptoms #Mnemonic
Dependent Personality Disorder (DPD): Pathogenesis and Clinical Findings
 • Difficulties with Activities - Initiation Of projects
themselves • Avoidance ... themselves DPD Mnemonic ... PersonalityDisorder #Diagnosis ... #Psychiatry #Criteria ... Signs #Symptoms #Mnemonic
Major Depressive Disorder (MDD): Pathogenesis and Clinical Findings

Symptoms (included in DSM 5 criteria) - Present during
included in DSM 5 criteria ... partum onset) - Anxiety ... MoodDisorders #Diagnosis ... Signs #Symptoms #Psychiatry
Panic Disorder: Pathogenesis and clinical findings
Social Factors
 • Parenting and infant attachment
 • Childhood illness/abuse
 •
Experiential Avoidance ... • Avoidance of ... carrying anti-anxiety ... Pathophysiology #diagnosis ... symptoms #signs #psychiatry
Mental Status Exam (MSE)
Note: The MSE is a "snapshot" of a patient at a specific time.
You
You can use the mnemonic ... Ex. agitated, avoiding ... ideation -> Ex. anxiety ... MentalStatusExam #MSE #psychiatry ... #diagnosis #evaluation
Social Anxiety Disorder (SAD) - Pathophysiology 
Excessive fear of one or more social situations
 • Safety
Social Anxiety Disorder ... Behaviors and Avoidance ... Panic Attacks, avoidance ... Pathophysiology #diagnosis ... symptoms #signs #psychiatry