12 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... Sciatica • Tarsal tunnel ... Immobilization) • Acute ... #lower #extremity ... #msk #physicalexam
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... saddle anesthesia. leg ... #diagnosis #pathophysiology ... signs #symptoms #msk ... #orthopedics #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Neuropathy - Foot drop ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Trendelenburg Test for Hip Stability

The Trendelenburg test assesses for hip stability
The examiner sits behind the patient
stands on one leg ... If the pelvis drops ... Stability #Gluteus #PhysicalExam ... video #sports #msk ... #orthopedics
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
- Summary Acute ... paralysis of all extremity ... Weakness: Starts in legs ... Reflexes: Arms or legs ... #treatment #neurology
Ober's Test for TFL/ITB Inflammation

With the patient in the lateral position, affected side up.  The
slowly lowers the leg ... the knee will drop ... Iliotibial #Band #Syndrome ... clinical #video #physicalexam ... #sports #msk #orthopedics
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
Orthopedic Emergencies ... - Ensure leg ... tibia/fibula) and hip ... days after an acute ... • Diagnosis:
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Seronegative Reactive Syndrome ... - Acute rheumatic ... #differential #diagnosis ... #msk #physicalexam
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Acute Hemolytic ... May have drop in ... False negative: Extremely ... rare - HIV 1 in ... #Transfusion #diagnosis