18 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Ureterosigmoidostomy Urinary ... 4) - Salt wasting ... Differential #Diagnosis #Low ... Potassium #Table #Classification ... #Causes
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... High Renin - Primary ... Ketoconazole Low ... #Hyperkalemia #Algorithm ... #differential #causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... is ruled out, causes ... filling of bucket (low ... all the time (urinary ... #Causes #workup
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary ... Familial renal Mg wasting ... Differential #Diagnosis #Low ... Magnesium #Table #Classification ... #Causes #Workup
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... from other causes ... suggests extra-renal causes ... ↑ Aldosterone: Primary ... consumption • Low
Causes of Nephrolithiasis - Differential Diagnosis Algorithm
Radio-opaque - Calcium-containing - 90% of stones
Radiolucent - Non-calcium 10%
Causes of Nephrolithiasis ... of stones: • Urinary ... solubility: • Low ... Hypocitraturia • RTA Type ... #Causes
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Differential Diagnosis Algorithm ... Etiology - High FSH, Low ... Functional (e.g. eating ... #Causes #OBGyn
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
moving back to resting ... Vaughan Williams Classification ... Block K+ channels (primarily ... #Pharmacology #Classification ... #Classes #pathophysiology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... an underlying cause ... up EPO levels Primary ... levels: realllly low ... about secondary causes
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
group of disorders caused ... formed or don’t work ... age • 22 and 45 cases ... Out Secondary Causes ... Workup: • Complete