57 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... nystagmus • Benign ... Cerebellopontine Angle ... Dizziness #Vertigo #Neurology ... #Differential #Diagnosis
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
Differential Diagnosis of Transient Ischemic Attack and Stroke
 - TIA/stroke 
 - Seizure 
 - Hypoglycemia/hyperglycemia
Differential Diagnosis ... - Mass lesion (tumor ... spine disease - Benign ... #Differential #Diagnosis ... #Neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Unknown nature & benign ... females Differential Diagnosis ... trauma/orbital tumor ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... nerve at fibular neck ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Jugular Venous Pressure Measurement
Examiner places the patient in a reclined position and puts the base of
at the sternal angle ... likelihood of CVP being ... #Diagnosis #PhysicalExam
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... arteritis • Acute angle ... glaucoma (AACG) • Benign ... #Differential #Diagnosis ... #Algorithm #neurology
Epley Maneuver for Treatment of BPPV
1) The patient begins in an upright sitting posture, and the
in a 30-degree neck ... at a 45-degree angle ... Maneuver #BPPV #Benign ... positional #vertigo #neurology ... clinical #video #physicalexam
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
relaxation of the ankle ... evaluation confirmed a diagnosis ... Woltmans #Signs #PhysicalExam ... Hypothyroidism #Ankle ... Clinical #Video #Neurology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... transfusion • Tumor ... Normal, Renin High ... #Hyperkalemia #Diagnosis ... #algorithm #nephrology