15 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsy • CN VI (Abducens ... ophthalmology #neurology ... differential #diagnosis #ocular
Left Abducens Palsy on Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Abducens #Palsy #CN6 #CNVI #Ocular #PhysicalExam #clinical #video
Left Abducens Palsy ... on Ocular Examination ... @oftalmopo #Abducens ... Palsy #CN6 #CNVI #Ocular ... ophthalmology #Neurology
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
• IV Fluids Shift ... peaks 1-2h) • Blood ... management #potassium #nephrology
Traumatic Lateral Rectus Palsy on Ocular Examination

Impaired left lateral eye movement with left gaze after MVA.
Rectus Palsy on Ocular ... Rectus #Palsy #Abducens ... #CNVI #CN6 #Ocular ... clinical #video #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Her ocular exam ... our dismay the blood ... Bennett & Bloom ... ophthalmology #neurology
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
Left Abducens Spasm ... diplopia, with left abducens ... @bobvarkey #Abducens ... PhysicalExam #clinical #ocular ... ophthalmology #neurology
Cranial Myokymia

Paroxysmal episodes of left facial (Orbicularis oculi) and left abducens spasms after remote radiation to
facial (Orbicularis oculi ... ) and left abducens ... clinical #video #neurology ... physicalexam #CNVI #CN6 #Abducens
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Crush injury • Blood ... Intracellular Shift ... Blood transfusion ... potassium #high #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
creatinine) • Cell shift ... effective arterial blood ... algorithm #diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Crush injury • Blood ... Intracellular Shift ... Blood transfusion ... potassium #high #nephrology