10 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
Axillary Nerve Shoulder ... Elbow Extension C7 Radial ... Wrist Extension C6 Radial ... Gluteal Nerve Knee ... Orthopedics #Neurology #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
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 ... Ligamentous injuries - Meniscal ... #differential #diagnosis ... #msk #physicalexam
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
- Diagnosis and ... of arm M – Medial ... elbow fully as a test ... knee are flexed ... #Elbow #Hip #Diagnosis
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
blood cultures should ... the preferred test ... the workup • Test ... all patients for HIV ... Distal joints, knees
Costoclavicular (Eden’s) Test for Thoracic Outlet / Costoclavicular Syndrome

While palpating the radial pulses, the examiner pulls
Costoclavicular Syndrome ... palpating the radial ... examiner pulls the shoulders ... Thoracic #Outlet #Syndrome ... clinical #video #physicalexam
Costoclavicular (Eden’s) Test for Thoracic Outlet / Costoclavicular Syndrome

While palpating the radial pulses, the examiner pulls
Costoclavicular Syndrome ... palpating the radial ... examiner pulls the shoulders ... Thoracic #Outlet #Syndrome ... clinical #video #physicalexam
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... The evaluation should ... audiometry • Patients should ... II ○ Susac’s syndrome ... #Differential #Diagnosis
Newborn Infant - Routine Examination

Birthweight, gestational age and birthweight percentile are noted.
General observation Of the baby's
intracranial pressure and cranial ... When the diagnosis ... assessment, is best ... Newborn #Infant #PhysicalExam ... Peds #Pediatrics #Diagnosis
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
- Differential Diagnosis ... patient’s complete medical ... tests before beginning ... - Compartment syndrome ... Ethylene glycol - HIV