58 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Renal ultrasound, Tests ... angiography • Primary ... salivary cortisol • Hypothyroidism ... • Hyperthyroidism ... #Screening #Workup
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Thyroid Function Tests ... : Work-up similar ... high T4 +/- T3 → Primary ... Hyperthyroidism ... #algorithm #diagnosis
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis Algorithm ... Causes == Primary ... Liver Function Tests ... • Hyperthyroidism ... #causes
Evaluation of Secondary Hypertension
 • Primary aldosteronism - PRA, PAC
 • Renal artery stenosis - Renal
Hypertension • Primary ... metanephrines • Hypothyroidism ... TSH, T3, fT4 • Hyperthyroidism ... Cushing syndrome - Late-night ... resistant #Evaluation #workup
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Differential Diagnosis Algorithm ... taken at home, work ... aldosteronism) • Hyperthyroidism ... hypertension) • Hypothyroidism ... Differential #Diagnosis #Algorithm
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... ) - Diagnostic Algorithm ... Check pregnancy test ... #Hyperthyroidism ... #Workup #Endocrinology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic Algorithm ... and Causes Increased ... Urobilinogen • + urinary ... #Workup #Hematology ... GrepMed Recommended Text
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Differential Diagnosis Algorithm ... 100 mOsm/kg) • Primary ... Relief of prolonged urinary ... Differential #Diagnosis #Algorithm ... #causes #nephrology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Differential Diagnosis Algorithm ... Infection • Primary ... deficiency: • B12/folate ... #Causes #Hematology
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
hypothyroidism ... clue • Blood tests ... ACTH stimulation test ... present - ACTH test ... DEXAMETHASONE - ACTH test