37 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... onto outstretched hand ... dorsum of the hand ... ulna, pain with wrist
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... onto outstretched hand ... box, pain with wrist ... #TerryThomas #Wrist
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
: Pathogenesis and ... StressFractures #msk #orthopedics ... #pathophysiology ... #symptoms #signs
Selective Serotonin Reuptake Inhibitors: Mechanisms and Side Effects
 • Serotonin Syndrome:
   - Autonomic Hyperactivity:
Inhibitors: Mechanisms and ... Serotonin #Inhibitors #Pathophysiology ... #SideEffects #Psychiatry ... #Diagnosis #Signs ... #Symptoms
Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
• Avoidance and ... BehavioralDisorder #Pathophysiology ... #diagnosis #symptoms ... #signs #psychiatry
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
SNRIs): Mechanisms and ... SerotoninNorepinephrine #Inhibitors #Pathophysiology ... #SideEffects #Psychiatry ... #Diagnosis #Signs ... #Symptoms
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... boggy" joints, esp carpal ... fingers, radial wrist ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
overgrowth: • Carpal ... • Enlarged hands ... Overproduction #diagnosis #signs ... #symptoms #endocrinology ... #pathophysiology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates lipolysis Signs ... /Symptoms: • GH ... acromegaly, widening of hands ... expansion (e.g. carpal ... endocrinology #pathophysiology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
: Pathogenesis and ... onto lateral hip Signs ... msk #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics