30 results
Congenital Nystagmus on Physical Exam
These abnormal eye movements were found in a patient with albinism. What
Physical Exam These abnormal ... ophthalmology evaluation ... Congenital #Nystagmus #PhysicalExam ... ocular #clinical #video ... #neurology #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
reexposed to light; • Normal ... Young females Differential ... Ill Palsy - abnormal ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... Hyperplasia • Normal ... Al, Normal R - ... #nephrology #causes
Optic Ataxia on Physical Exam
Inability to reach an object via eyes while visual acuity and visual
visual fields are normal ... Optic #Ataxia #PhysicalExam ... #clinical #video ... #neurology #ophthalmology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Diagnosis Algorithm ... High or Normal ... Hypercalcemia Low ... Malignancy • Normal ... #Workup #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses: • Normal ... #Diagnosis #Algorithm ... #nephrology
Abnormal Doll's Eye (Oculocephalic) Reflex on Physical Examination

Normally, a patient's eyes should move in the opposite
Abnormal Doll's ... Examination Normally ... Oculocephalic #Reflex #PhysicalExam ... #clinical #video ... #neurology #ophthalmology
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
Amblyopia - Lazy Eye - Differential ... Diagnosis Algorithm ... responsive to treatment ... Strabismic - Abnormal ... #Causes #Ophthalmology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
renal function is normal ... Hypomagnesemia #algorithm ... #differential # ... diagnosis #causes #nephrology ... #magnesium #low
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... Liddle syndrome Low-normal ... • Distal RTA Low-normal ... urine #potassium #differential ... #nephrology