The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Account created for The Calgary Guide to Understanding Disease - Linking pathophysiology to clinical presentation - http://calgaryguide.ucalgary.ca/
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Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Growth Hormone (GH ... activates lipolysis Signs ... /Symptoms: • GH ... #FeedbackLoop #endocrinology ... pathophysiology #pituitary
Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
startle reflex • Anxiety ... StressDisorder #PTSD #BehavioralDisorder ... Pathophysiology #diagnosis ... #symptoms #signs
Pituitary Mass Effects - Pathogenesis and Clinical Findings
 • Pituitary turnors are almost always a benign
Pituitary Mass Effects ... Pituitary adenomas ... following order; GH ... Signs / Symptoms ... #SideEffects #endocrinology
Obsessive-Compulsive Disorder (OCD): Pathogenesis and clinical findings

Psychological Hypothesis
 • Cognitive behavioral model: Emotional disturbance arising from
maladaptive beliefs and anxiety ... Dysregulation of anxiety ... ObsessiveCompulsive #PersonalityDisorder ... #Diagnosis #Psychiatry ... #Signs #Symptoms
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
GH excess prior ... GH excess after ... Overproduction #diagnosis ... #signs #symptoms ... #endocrinology
Panic Disorder: Pathogenesis and clinical findings
Social Factors
 • Parenting and infant attachment
 • Childhood illness/abuse
 •
and hypothalamic-pituitary-adrenal ... carrying anti-anxiety ... #BehavioralDisorder ... Pathophysiology #diagnosis ... #symptoms #signs
Borderline Personality Disorder: Pathogenesis and Clinical Findings
Behavioral Traits:
 • Unstable Relationships - Alternating extremes of idealization
/ irritability/anxiety ... BPD #Borderline #PersonalityDisorder ... #Diagnosis #Psychiatry ... #Criteria #Signs ... #Symptoms #Mnemonic
Schizotypal Personality Disorder (SPD): Pathogenesis and clinical findings
Cognitive-Perceptual
 • Magical thinking - Belief in paranormal or
reference - Anxiety ... #Schizotypal #PersonalityDisorder ... #Diagnosis #Psychiatry ... #Criteria #Signs ... #Symptoms #Mnemonic
Social Anxiety Disorder (SAD) - Pathophysiology 
Excessive fear of one or more social situations
 • Safety
Social Anxiety Disorder ... of Anxiety: Mind ... SocialAnxiety #BehavioralDisorder ... Pathophysiology #diagnosis ... #symptoms #signs
Oppositional Defiant Disorder (ODD): Pathogenesis and clinical findings
 - Must have >4 symptoms for >6 months,
- Must have >4 symptoms ... develop mood and anxiety ... OppositionalDefiant #ODD #BehavioralDisorder ... Pathophysiology #diagnosis ... #symptoms #signs