43 results
Mediastinal Mass - Differential Diagnosis Framework

Anterior Mediastinal Mass - 5T’s
 • Thymic neoplasm
 • Teratoma (or
Mediastinal Mass ... Anterior Mediastinal Mass ... the most common causes ... of a thymic mass ... Mediastinal Mass
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Tumor Low Renin ... Aldosterone-secreting mass ... Renin, Low Aldosterone ... Diagnosis #Algorithm #Causes
Causes of Ovarian Mass - Differential Diagnosis Algorithm
Hyperplastic:
 • Polycystic ovary
 • Endometrioid cyst
Functional:
 • Follicular
Causes of Ovarian ... Mass - Differential ... Ovarian #Ovary #Mass ... #Differential # ... Diagnosis #Algorithm #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Renovascular HTN, Renin ... secreting tumor ... #Differential # ... Diagnosis #Algorithm #causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... suggests extra-renal causes ... secreting tumor ... consumption • Low ... diagnosis #Algorithm #differential
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... renovascular HT, Renin-secreting ... tumorLow Al ... #Differential # ... Algorithm #nephrology #causes
Benign Adrenal Mass - Differential Diagnosis Algorithm
Hyperplasia - Often Bilateral
 • Congenital Adrenal Hyperplasia
 • ACTH
Benign Adrenal Mass ... - Differential ... High DHEAS • Low ... Hypertension +/- Hypokalemia ... Non-Functioning Mass
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential ... tumor • Pseudo-hyperaldosteronism ... #differential # ... diagnosis #algorithm #causes
Conductive Hearing Loss - Differential Diagnosis Algorithm

Normal Otoscopy - Middle Ear:
 • Otosclerosis
 • Congenital (Ossicular
Hearing Loss - Differential ... • Trauma • Benign ... Mass (Polyp, Osteoma ... Exostosis) • Tumors ... Diagnosis #Algorithm #Causes
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
Diagnostic Approach to Hyperkalemia ... inhibitors Other causes ... Ketoconazole Low ... Algorithm #diagnosis #differential ... #causes