63 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Low TSH, Low ... normal T4 → Possibly ... • Low TSH, normal ... T4 +/- T3 → Primary ... #algorithm #diagnosis
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Thyroid Disease Hyperthyroidism ... in some cases, T3 ... iodine uptake Hypothyroidism ... disease course #hypothyroid ... #hyperthyroid #
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... ) - Diagnostic Algorithm ... #Hyperthyroidism ... #Hyperthyroid #
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Diagnosis and Workup Algorithm ... ↑Total T3/Free T4 ... Graves disease • Low ... Iodine Scan - Low ... Differential #Diagnosis #Algorithm
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis Algorithm ... Causes == Primary ... /uremia TSH & T4 ... : • Hypothyroidism ... #causes
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... or normal): • Primary ... Hypercalcemia Low ... Bone Resorption: Hyperthyroid ... #causes #endocrinology
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
• Insomnia Primary ... Diagnosis: • ↓ Low ... T3 • ↑ Free T4 ... Glucocorticoids: Reduce T4 ... #causes #diagnosis
Abnormal Lipid Profiles - Differential Diagnosis Algorithm

Increased Cholesterol and Triglycerides 
 - Genetic Causes
Differential Diagnosis Algorithm ... Diabetes • Hypothyroidism ... Deficiency • Primary ... • Hypothyroid ... Differential #Diagnosis #Algorithm
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Causes of Hypertension ... Differential Diagnosis Algorithm ... aldosteronism) • Hyperthyroidism ... hypertension) • Hypothyroidism ... Differential #Diagnosis #Algorithm
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary ... /uremia TSH & T4 ... : • Hypothyroidism ... • Hyperthyroidism ... #causes