9 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... TSH, Low normal ... • Low TSH, normal ... Hyperthyroidism #algorithm ... endocrinology #TFTs #TSH #Interpretation
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Extra-renal Losses: • Normal ... Acid-Base: Low ... Differential #Diagnosis #Algorithm ... #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... Decreased Intake: • Low ... transport, renal function ... secretion • Acid-base ... Pathophysiology #Nephrology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
loss if renal function ... is normal NEPHKIDS ... Hypomagnesemia #algorithm ... diagnosis #causes #nephrology ... #magnesium #low
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Insufficiency Diagnosis Algorithm ... unclear (often the case ... this indicates normal ... adrenal function ... primary AI - Low
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... - Blood Gas Interpretation ... - Vomiting, NG suction ... Diagnosis #Summary #Nephrology ... bloodgas #Acid #Base
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
remember than the normal ... volume-based algorithm ... can be high or low ... Primary polydipsia), Low ... table #sodium #nephrology
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... Vomiting/nasogastric suction ... /low blood pressure ... acid-base status ... Differential #Diagnosis #Algorithm
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... Vomiting/nasogastric suction ... /low blood pressure ... acid-base status ... #nephrology #differential