11 results
Causes of Primary and Secondary Amenorrhea - Differential Diagnosis Algorithm
Primary Amenorrhea - No onset of menarche
Causes of Primary ... and Secondary Amenorrhea ... Differential Diagnosis Algorithm ... Amenorrhea - Absence ... #Causes #OBGyn
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Amenorrhea - Differential ... Diagnosis Algorithm ... Absence of menses ... FSH, Low estrogen
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Amenorrhea - Differential ... Diagnosis Algorithm ... Etiology - High FSH, Low ... • Absent Testes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... hyperaldosteronism • HTN Absent ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... Tea and Toast Syndrome ... Beer Potomania - Low ... #causes #nephrology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... • Generalized: Absence ... vasoconstriction syndrome ... Hyperglycemia, Hyponatremia ... #Causes #neurology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... High Al, High R - Secondary ... Differential #Diagnosis #Algorithm ... #nephrology #causes ... #low #potassium
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
AI, hyponatremia ... Hyperkalemia is absent ... (low ACTH). ... Causes of Secondary ... hypophysitis, Sheehan's syndrome
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... can be high or low ... Cirrhosis, Nephrotic syndrome ... table #sodium #nephrology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Algorithm Isotonic ... Cirrhosis, Nephrotic Syndrome ... #diagnosis #causes ... #nephrology #sodium ... #low