34 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Anterior Shoulder ... Dislocation - May ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Anterior Shoulder Dislocation on POCUS
POCUS diagnosis, intraarticular block, and confirmating reduction... then discharge. 

- VCU Ultrasound
Anterior Shoulder ... POCUS POCUS diagnosis ... and confirmating reduction ... #Dislocation #POCUS ... #msk #ultrasound
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
Innervation of Muscles Shoulder ... Nerve Shoulder ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Demyelinating Diseases - Differential ... Diagnosis • Inflammatory ... : MS, ADEM, NMO, ... #Diagnosis #causes ... #neurology
Causes of acute kidney injury (AKI). AKI is classified into pre-renal, renal, and post-renal causes. Renal
Causes of acute ... AKI should be considered ... #Diagnosis #AKI ... Kidney #Injury #Differential ... #Sites #Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... Diagnosis Algorithm ... Clinicians should ... #diagnosis #algorithm ... #causes #nephrology
Causes of Metabolic Acidosis with Elevated Anion Gap - Differential Diagnosis Algorithm
Elevated Anion Gap > 12
Causes of Metabolic ... Diagnosis Algorithm ... Decreased NH4 production ... MetabolicAcidosis #AnionGap #Nephrology ... #Causes
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... dislocation WITHOUT ... Differential diagnosis ... clinical #Radiology #diagnosis ... #msk
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential ... Diagnosis Excess ... #Diagnosis #Causes ... #nephrology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... Diagnosis: • CN ... no light-near dissociation ... • Other causes ... #PhysicalExam #neurology