34 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
Hip Flexion L2 ... Hip Extension S1 ... Hip Abduction ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Algorithm for the Evaluation of Diplopia: Diplopia has been explored previously on ddxof. The earlier algorithm
previously on ddxof ... identifying the paretic nerve ... This algorithm uses ... potential etiologic causes ... #Differential #Ddxof
Differential Diagnosis of Pleuritic Chest Pain:

Categorized by causes: Cardiac, Pulmonary, MSK, Drug/Toxins, Heme/Onc, Renal, Autoimmune

#Diagnosis #Pleuritic
Categorized by causes ... Cardiac, Pulmonary, MSK ... Pleuritic #ChestPain #Causes ... #Differential #Algorithm ... #Ddxof
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Rotation) Flex the hip ... internally rotate the hip ... compress the sciatic nerve ... #physicalexam #msk ... #sports #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
function of the DIP ... Finger deformity caused ... Discharge with orthpedic ... Management #Hand #Orthopedics ... #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Pathology of the Hip ... • Congenital hip ... Superior gluteal nerve ... pathophysiology #causes ... signs #diagnosis #msk
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Differential Diagnosis Algorithm ... Abnormalities of the Optic Nerve ... Abnormalities of the Optic Nerve ... Demyelination • MS ... #Causes #Ophthalmology
Differential Diagnosis of Syncope
First, is it syncope? History is very important for distinguishing syncope from other
syncope from other causes ... Ask about precipitating ... Common causes of ... #Differential #Algorithm ... #Ddxof
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Differential Diagnosis Algorithm ... rash) • Primary HIV ... Infectious #JointPain #MSK ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Drop - Radial Nerve ... of the radial nerve ... sleeping as in this case ... clinical #video #orthopedics ... #msk #sports #neurology