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 ... lipolysis Signs/Symptoms ... : • GH deficiency ... abn lipid • GH ... #FeedbackLoop #endocrinology
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
time of onset of GH ... GH excess prior ... GH excess after ... diagnosis #signs #symptoms ... #endocrinology
Pituitary Mass Effects - Pathogenesis and Clinical Findings
 • Pituitary turnors are almost always a benign
following order; GH ... Signs / Symptoms ... / Complications ... • Hypothalamic dysfunction ... #SideEffects #endocrinology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
spine Signs / Symptoms ... / Complications ... bladder/bowel dysfunction ... CaudaEquina #Syndrome #MSK ... pathophysiology #diagnosis #symptoms
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
chromosome 21) Signs / Symptoms ... / Complications ... Executive planning dysfunction ... concentration • Motor dysfunction ... diagnosis #signs #symptoms
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Erythematosus #SLE #MSK ... Musculoskeletal #Complications ... pathophysiology #signs #symptoms
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
lateral hip Signs/Symptoms ... /Complications: ... FemoralHead #Fractures #msk ... pathophysiology #signs #symptoms
Achilles Tendon Rupture - Pathogenesis and clinical findings
 • The Achilles tendon is 15cm long in
etiology Signs/Symptoms ... /Complications: ... diagnosis #signs #symptoms ... pathophysiology #msk
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Upper Extremity Dysfunction ... deficiencies -> Sphincter dysfunction ... pathophysiology #signs #symptoms ... #msk #orthopedics
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Compensatory muscular dysfunction ... pathophysiology #causes #symptoms ... signs #diagnosis #msk