66 results
Hypogonadism Differential Diagnosis Algorithm
 • Low testosterone, Normal or low LH, Normal or low FSH -
Differential Diagnosis Algorithm ... LH, Normal or low ... testosterone, Normal LH ... testosterone, Normal LH ... testosterone, Elevated LH
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation ... LCH: multiple round ... Centrilobular emphysema: low
Causes of Female and Male Infertility - Differential Diagnosis Algorithm
Causes of Female Infertility:
 • Uterus -
Differential Diagnosis Algorithm ... hypogonadism) Low ... FSH/LH • Testicular ... problem) High FSH/LH ... Differential #Diagnosis #Algorithm
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation ... Centrilobular emphysema: low ... histiocytosis (LCH
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Syndrome Testing Algorithm ... Cortisol, Saliva • Low ... Urine Free by LC-MS ... Syndrome #diagnosis #algorithm
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Hyponatremia Differential Algorithm ... - Urine sodium low ... and uric acid low ... #Differential #Algorithm ... #Diagnosis #Nephrology
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
• Light chain (LC ... nephropathy • LC ... DD • Proximal LC ... Classification #Nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Differential Diagnosis Algorithm ... Uric Acid - Low ... Differential #Diagnosis #Algorithm ... #nephrology #sodium ... #low #uricacid
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... Differential #Diagnosis #Algorithm ... causes #potassium #low ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Differential Diagnosis Algorithm ... vomiting) • Low ... Differential #Diagnosis #Algorithm ... #nephrology #low