17 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... and Myotomes Reflexes ... dorsum of foot and lateral ... #neurology #sensory ... #motor #leg #physicalexam
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... " on lateral x-ray ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
- Differential Diagnosis ... syndrome type 1 (reflex ... Lower Extremity ... #Lower #Extremity ... #PhysicalExam #
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
bladder and rectal reflex ... Injury #Syndromes #diagnosis ... pathophysiology #signs ... #symptoms #msk ... #orthopedics #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Differential Diagnosis ... extremity muscle ... extremity reflexes ... #differential #diagnosis ... #causes #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
of UMN and LMN signs ... segment: Upper extremity ... , lower extremity ... Increased Jaw Jerk reflex ... #Sclerosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Compression/injury of Lateral ... must be absent: lower ... gait, strength, reflexes ... MeralgiaParesthetica #MSK ... #signs #symptoms
Chaddock's Sign on Physical Exam - Babinski Equivalent
Chaddock's sign is present when stroking of the lateral
stroking of the lateral ... lesion of the lower ... #Chaddocks #Reflex ... #Sign #PhysicalExam ... #clinical #neurology
Chaddock's Sign on Physical Exam - Babinski Equivalent
Chaddock's sign is present when stroking of the lateral
stroking of the lateral ... lesion of the lower ... #Chaddocks #Reflex ... #Sign #PhysicalExam ... #clinical #neurology