13 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
Triquetral Fracture ... most commonly fractured ... bone fracture ... radius or ulna fractures ... #Triquetrum #Fracture
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
Vascular Infectious Trauma ... injury sites, Open Fracture ... See pathologic fractures ... VitaminCD #Mnemonic #MSK ... #Orthopedics #differential
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential ... Embolism (e.g. fractured ... Vessel (dislocation/fracture ... Vascular #JointPain #MSK ... #Differential #
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsal wrist, pain ... fracture (scaphoid ... trapezium, capitate, triquetrum ... radial styloid fracture ... Orthopedics #Sports #MSK
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... : • Fracture ... • Sciatica • Tarsal ... #differential # ... #msk #physicalexam
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back Pain ... - Differential ... pulposus, Compression fracture ... cholecystitis; • Neurologic ... #primarycare #msk
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Syndrome - Low back pain ... such as fibular fracture ... Narrowing of spinal canal ... Myotomes #diagnosis #neurology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Poliomyelitis Activity/ Trauma ... Greater Trochanter Fracture ... Sacroiliac Joint Pain ... signs #diagnosis #msk
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic ... Orbital Floor Fracture ... #DoubleVision #Differential ... Algorithm #Causes #Ophthalmology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
neoplasms • trauma ... constipation Differential ... distinguishing feature ... Equina #syndrome #differential ... diagnosis #causes #neurology