90 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 ... : Work-up similar ... #algorithm #diagnosis
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
dysfunction revealed by flow-volume ... comparison, a normal ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... Patterns #Comparison #Normal
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
- Differential ... Diagnosis and Workup ... Algorithm • ... Iodine Scan - Low ... #Differential #
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... Normal B. ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... ) - Diagnostic Algorithm ... #Hyperthyroidism ... #Workup #Endocrinology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... - Differential ... Diagnosis Algorithm ... High or Normal ... Hypercalcemia Low
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism ... - Differential Diagnosis ... Algorithm High ... /Normal Radioiodine ... Trophoblastic Neoplasm Low
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Thyroid Disease Hyperthyroidism ... iodine uptake Hypothyroidism ... positive • Ablative hypothyroidism ... • Infantile hypothyroidism ... #hyperthyroid #differential
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Breast Discharge - Differential ... Diagnosis Algorithm ... High Prolactin + Normal ... / Low TSH • Pituitary ... TSH • Primary Hypothyroidism
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Hypertension - Differential ... Diagnosis Algorithm ... Mislabelled - Repeatedly normal ... taken at home, work ... #Diagnosis #Algorithm