15 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... - Differential ... Benign • Osteochondroma ... #Orthopedics #Causes ... #Oncology #Radiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential ... #hypokalemia #differential ... diagnosis #algorithm #causes ... #nephrology #potassium
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 ... ↑ Aldosterone: Primary ... diagnosis #Algorithm #differential
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Ureterosigmoidostomy Urinary ... Diagnosis #Low #Potassium ... #Table #Classification ... #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Renovascular HTN, Renin ... secreting tumor, Primary ... Diagnosis #Algorithm #causes ... #potassium #low
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... osmotic diuresis - Potassium ... Hypercalcemic states - Primary ... Hypomagnesemia #Causes ... #diagnosis #differential
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... High Al, Low R - Primary ... renovascular HT, Renin-secreting ... Algorithm #nephrology #causes ... #low #potassium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary ... Pancreatitis - Hungry bones ... Hypomagnesemia #Differential ... Magnesium #Table #Classification ... #Causes #Workup
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... osmotic diuresis, Potassium ... Hypercalcemic states, Primary ... Hypomagnesemia #Causes ... #differential #
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... 3 - Potassium Channel ... Block K+ channels (primarily ... #Pharmacology #Classification ... #Classes #pathophysiology