11 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
: Work-up similar ... Can repeat labs ... T3 → Central (secondary ... #algorithm #diagnosis ... #endocrinology
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Differential Diagnosis Algorithm ... Mislabelled - Repeatedly normal ... taken at home, work ... hypertension) • Hypothyroidism ... Differential #Diagnosis #Algorithm
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... 1) Clinical clues ... FeCa <1 %) - Low normal ... • If all normal ... #diagnosis #endocrinology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... Hypertension - Workup ... previously stable values ... Vasculitis • Endocrinologic ... : Hypothyroidism
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Hypocalcemia - Differential ... Diagnosis Algorithm ... Level Elevated - Secondary ... Inappropriately Normal ... #causes
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... (correction of hypokalemia ... Oral sodium loading ... • Hyperthyroidism ... #Screening #Workup
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
Differential Diagnosis Algorithm ... Decreased TSH • Hyperthyroidism ... Germ Cell Tumor Normal ... • Non-Tumor Secondary ... #causes #endocrinology
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
thyroiditis Secondary ... Hypotension • Labs ... ↑ T3 - Mild hypercalcemia ... #causes #diagnosis ... #differential #endocrinology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... that a one-off value ... exogenous, EPO levels: normal ... you’ll do a good workup ... #workup #hematology
Cushing's Syndrome - Hypercortisolism - Diagnosis and Clinical Features
1) Skin
 • Thin, easily bruisable skin with
• Acne • If secondary ... areas that are not normally ... 8) Cataracts Labs ... : Hypokalemia ( ... signs #symptoms #endocrinology