12 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Low TSH, Low ... • Low TSH, normal ... → Radioactive Iodine ... T3 → Central (secondary ... #algorithm #diagnosis
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
and Workup Algorithm ... • Secondary ... Graves disease • Low ... Scan - Low Uptake ... #Algorithm #endocrinology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Secondary Causes ... Algorithm Hypertension ... : • Hyperthyroidism ... #Nephrology #Differential ... #Diagnosis #Algorithm
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Hyperthyroidism ... thyroiditis Secondary ... Diagnosis: ... • ↓ Low TSH • ... #causes #diagnosis
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Algorithm Hypertensive ... High Al, High R - Secondary ... #Algorithm #nephrology ... #causes #low #potassium
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Algorithm ADH ... Beer Potomania - Low ... • Euvolemic - Hypothyroidism ... #Algorithm #causes ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... deficiency, Salt-losing ... Glucocorticoid deficiency, Hypothyroidism ... #Algorithm #Causes ... #nephrology
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... - Differential Diagnosis ... Algorithm Absence ... compression) • Hypothyroidism ... #Algorithm #Causes
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Algorithm No onset ... Etiology - High FSH, Low ... Hyperprolactinemia • Hypothyroidism ... #Algorithm #Causes
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
hormone secretion, Hyperthyroidism ... states, Primary or secondary ... #differential #diagnosis ... #nephrology #magnesium ... #low