5 results
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Amenorrhea - Differential ... Diagnosis Algorithm ... Hypothalamic: • Functional ... #Causes #OBGyn
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Diagnosis Algorithm ... normal prolactin, chaotic ... estrogen: • Functional ... (e.g. eating disorder ... #Causes #OBGyn
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Chloride Algorithm ... Vomiting/nasogastric suction ... metabolic acidosis • Chronic ... Chloride #urine #Algorithm ... #nephrology #differential
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Metabolic Alkalosis: Differential ... vomiting/ nasogastric suction ... acute reversal of chronic ... > 20 meq/L • Primary ... Diagnosis #Causes #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
, nasogastric suction ... - Diuretics (carbonic ... thiazide-like diuretics), Primary ... Hypokalemia #Causes #differential ... #diagnosis #nephrology