13 results
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Femoral Nerve Ankle ... Peroneal Nerve Ankle ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Achilles Tendon Rupture - Pathogenesis and clinical findings
 • The Achilles tendon is 15cm long in
gastrocnemius (+ Thompson ... calf squeeze test ... - Weakness to ankle ... TendonRupture #diagnosis ... pathophysiology #msk
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Arthritis ... • Congenital hip ... Chondrodysplasia Neurologic ... symptoms #signs #diagnosis ... #msk
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
the preferred test ... the workup • Test ... all patients for HIV ... Painless) Purulent Arthritis ... knees, wrists, ankles
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
present both at rest ... improves quickly with rest ... e.g., congenital hip ... #Joint #Pain #MSK ... #differential #diagnosis
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
• Hepatitis B serology ... : HIV test, a rubella ... (to support a diagnosis ... Hepatitis B and C serology ... laboratory #workup #diagnosis
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... history of cancer, HIV ... ) • Temporal arteritis ... • Acute angle ... #Algorithm #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... include a: • Neurologic ... Noise trauma ○ MS ... zoster virus ○ HIV ... #Differential #Diagnosis
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
and Differential Diagnosis ... Systemic N - Neurologic ... Patient Prefers to Rest ... Thrombosis, Giant Cell Arteritis ... Amy Chung, MD, MSc
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
nociceptors -> Pain with rest ... in Rheumatoid arthritis ... affects the knee hip ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis