116 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Decreased renal ... excretion • Acute renal ... failure • Chronic ... renal failure ... high: • Post-renal
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Intake • Chronic Renal ... Failure • Stress ... Production • Renal ... Cancer or Failure ... #Endocrinology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Differential Diagnosis Algorithm ... • Renal Failure ... Hypovolemic - GI losses, renal ... Hypothyroidism, adrenal ... Differential #Diagnosis #Algorithm
Hypoglycemia - Differential Diagnosis Algorithm
Fasting Hypoglycemia:
 • Excess Insulin
 • Medications (e.g. Insulin Secretagogues, ß-Adrenergic Antagonists,
Differential Diagnosis Algorithm ... Other Causes: • Critical ... Renal Failure, ... Hypopituitarism • Adrenal ... #endocrinology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
HYPOVOLEMIC • extra-renal ... - fevers • renal ... hypothyroidism • adrenal ... nephrotic syndrome • renal ... Diagnosis #Workup #Algorithm
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis Algorithm ... Renal Failure, Post-Renal ... Immobilization • Adrenal ... Differential #Diagnosis #Algorithm ... #Endocrinology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Differential Diagnosis Algorithm ... Diabetic acidosis - Renal ... • Chronic renal ... failure • ... #endocrinology
Nipple Discharge - Galactorrhea - Differential Diagnosis Algorithm

↑ TSH - Primary hypothyroidism
↑ ß-HCG - Pregnancy
↑ Creatinine
Differential Diagnosis Algorithm ... Creatinine - Chronic renal ... failure MRI of ... Differential #Diagnosis #Algorithm
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Differential Diagnosis Algorithm ... Insufficiency • Adrenal ... Metabolic • Renal ... Failure • Liver ... Differential #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Differential Diagnosis Algorithm ... UNa > 20: • Renal ... Bicarbonaturia with renal ... Acute or chronic renal ... failure Hypervolemia