13 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Triceps power is ... Carpal Tunnel Syndrome ... #UpperLimb #Extremity ... sensory #motor #arm #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Hepatitis • Hematoma ... #diagnosis #lower ... #extremity #msk ... #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... sequestration • epidural hematoma ... MRI- Sagittal, axial ... #differential # ... diagnosis #causes
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Red Flags and Differential ... , epidural hematoma ... Amy Chung, MD, MSc ... #causes #primary ... #secondary #management
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... symptoms are not caused ... Pulmonary: dyspnea ... acute sarcoidosis Pulmonary ... anterior/posterior MSK
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
during the post-prandial ... - Extremely lean ... purpura of the lower ... radicular pain #Rare #Causes ... Abdominal #Pain #differential
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
, parts of the axial ... medium to large lower-extremity ... Rule out other causes ... pelvis, heel, and lower ... Rheumatology #diagnosis #management
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... , lower extremity ... conditions listed in differential ... neurons - IV free radical ... neurology #diagnosis #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... the upper and lower ... tract, and often causes ... • Cogan Syndrome ... extremities, upper extremity
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... - Brain stem/Cranial ... immunologic assay - MuSK ... Myasthenia Crises ... Gravis #diagnosis #management