13 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
S1 => Weakened stability ... XR — scotty dog sign ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology ... #signs #symptoms
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
strain => Bone ... micro-damage exceeds ability ... StressFractures #msk ... #orthopedics #pathophysiology ... #symptoms #signs
Diagram of different types of bone tumors that can occur around the knee on XRay -
involucrum • Paget disease ... phase • Paget disease ... blade of grass sign ... #Differential #Radiology ... #XRay #msk #lesions
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
tear a portion of bone ... onto lateral hip Signs ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
involucrum • Paget disease ... phase • Paget disease ... blade of grass sign ... Differential #Diagnosis #Radiology ... #XRay #MSK #pediatrics
Bipolar Disorder: Pathogenesis and Clinical Findings
 • Disruption of emotional homeostasis
 • Oscillation between mood states
variability in disease ... mood - Primary treatment ... MoodDisorders #Diagnosis #Pathophysiology ... #Signs #Symptoms ... #Psychiatry
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
history of the disease ... Signs of immunodeficiency ... humoral immunity Signs ... cells in blood and bone ... Agammaglobulinemia #XLinked #pathophysiology
Bulimia Nervosa: Signs and Symptoms
Associated Psychological / Behavioural Features
 • Feelings of shame, guilt and embarrassment
Bulimia Nervosa: Signs ... erosion and gum disease ... weight Russell's Sign ... #diagnosis #signs ... #symptoms #psychiatry
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder instability ... • Bony Humeral ... GAGL): "Reverse J sign ... mri #clinical #Radiology ... #diagnosis #msk
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... of UMN and LMN signs ... of UMN and LMN signs ... both UMN and LMN signs ... EMG: LMN Signs in