7 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Incr IGF1 • Bone ... activates lipolysis Signs ... deficiency: - Short ... expansion (e.g. carpal ... endocrinology #pathophysiology
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Freiberg Infraction - MSK ... Radiology Imaging ... factors include: Short ... for secondary signs ... #diagnosis #msk
Social Anxiety Disorder (SAD) - Pathophysiology 
Excessive fear of one or more social situations
 • Safety
Disorder (SAD) - Pathophysiology ... Excessive fear of one ... SocialAnxiety #BehavioralDisorder ... diagnosis #symptoms #signs ... #psychiatry
Paget’s Disease: Complications
Abnormal Osteoclasts cause excessive bone turnover -> Incr bone resorption, Incr (abnormal) bone formation

MSK
cause excessive bone ... formation MSK ... the vertebral canal ... PagetsDisease #pathophysiology ... #diagnosis #signs
Oppositional Defiant Disorder (ODD): Pathogenesis and clinical findings
 - Must have >4 symptoms for >6 months,
with at least one ... OppositionalDefiant #ODD #BehavioralDisorder ... #Pathophysiology ... diagnosis #symptoms #signs ... #psychiatry #criteria