107 results
Potassium Electrolyte Repletion
If patient also has hypomagnesemia, replete magnesium before repleting potassium
Oral:
 • Pills (ask pharmacy
Potassium Electrolyte ... before repleting potassium ... Oral: • Pills (ask ... Intravenous (can cause ... SatyaPatelMD #Potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Non-reabsorbable anions ... Diagnosis #Algorithm #causes ... #potassium #low
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... suggests extra-renal causes ... Non-reabsorbable anions ... #differential #potassium
Adson's Test for Thoracic Outlet Syndrome

To perform Adson's Test locate the radial pulse.
Have the patient take
Adson's Test for ... To perform Adson's ... open_michigan #Adsons ... #PhysicalExam #clinical ... video #vascular #msk
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
aldosterone Causes ... : Most Common Causes ... sodium • ↑ Serum potassium ... Check sodium, potassium ... insufficiency #addisons
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Usual cause is glaucoma ... Glaucoma causes ... of optic nerve axons ... ophthalmology #Clinical
Winged Scapula on Physical Exam

Caused by injury to the long thoracic nerve

#Winged #Scapula #PhysicalExam #clinical #video
Physical Exam Caused ... #PhysicalExam #clinical ... video #neurology #msk
Tinea Versicolor (Pityriasis versicolor) 
NOT a dermatophyte infection 
Caused by saprophytic, lipid-dependent yeasts 
Clinical 
 •
dermatophyte infection Caused ... lipid-dependent yeasts Clinical ... Diagnosis • Potassium
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Wool Spots Caused ... ganglion cell axons ... ophthalmology #Clinical
Flecainide Toxicity on ECG

70 year old patient with chronic atrial fibrillation on an antiarrhythmic presented with
presented with nausea ... Potassium normal ... Electrocardiogram #Cardiology #Clinical