13 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... MH/CCF/CWRU EM Res ... Radiology #XRay #Diagnosis ... #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 ... MH/CCF/CWRU EM Res ... #Orthopedics #Sports ... #MSK
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... Commonly caused ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis
Fat Embolism Syndrome
Trauma to the long bone or pelvis accounts for —9096 of cases. The diagnosis
accounts for —9096 of cases ... stabilization of fractures ... FES is a clinical ... #Diagnosis #Signs ... #Symptoms
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Leg Pain: • Fracture ... • Sciatica • Tarsal ... #lower #extremity ... #msk #physicalexam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential Diagnosis ... Intra-articulation fracture ... #Effusions #causes ... #msk #physicalexam
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Greater Trochanter Fracture ... Valgus position of knee ... pathophysiology #causes ... #symptoms #signs ... #diagnosis #msk
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... (CES) is usually ... - Emergency Causes ... Differential Diagnosis ... #causes #neurology
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
- May involve symptoms ... - Extremely lean ... patient is in the knee-to-chest ... Positive Carnett's sign ... #differential #diagnosis
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... and signs below ... compression by fractured ... Non-compressive Spinal Cord Causes ... MCTD, Sjogren syndrome