65 results
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
TSH low; free T4 ... high; in some cases ... TSH low; free T4 ... disease course #hypothyroid ... #hyperthyroid #
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
(low TSH, High T4 ... ) - Diagnostic Algorithm ... Hyperthyroidism #Hyperthyroid ... #Diagnosis #Algorithm
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... - Tamponade Pulmonary ... Vasculature: - PE - Pulmonary ... - Acidosis - T4 ... #pulmonary
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Bone Resorption: Hyperthyroid ... Differential #Diagnosis #Algorithm ... #causes #endocrinology
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Causes of Generalized ... Differential Diagnosis Algorithm ... • Myxedema (Hypothyroid ... Differential #Diagnosis #Algorithm ... #Causes
Pulmonary and Non-Pulmonary Causes of ARDS #Diagnosis #EM #PCC #ARDS #Differential #Algorithm #Pulmonary #NonPulmonary #Causes #Ddxof
Pulmonary and Non-Pulmonary ... Causes of ARDS ... #Differential #Algorithm ... #Pulmonary #NonPulmonary ... #Causes #Ddxof
Abnormal Lipid Profiles - Differential Diagnosis Algorithm

Increased Cholesterol and Triglycerides 
 - Genetic Causes
Differential Diagnosis Algorithm ... - Secondary Causes ... HDL - Genetic Causes ... • Hypothyroid ... Differential #Diagnosis #Algorithm
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... Pleural Thickening/Masses ... Differential #Diagnosis #Algorithm ... #Causes
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
Differential Diagnosis Algorithm ... Tumor Increased T4 ... Tumor Normal T4 ... Differential #Diagnosis #Algorithm ... #causes #endocrinology
Causes of Cyanosis - Differential Diagnosis Algorithm
Central Cyanosis due to pulmonary or cardiac causes
Methemoglobinemia 
Sulfhemoglobinemia
Methaemalbuminaemia
Pseudocyanosis

#Causes #Cyanosis
Causes of Cyanosis ... Differential Diagnosis Algorithm ... Cyanosis due to pulmonary ... or cardiac causes ... Differential #Diagnosis #Algorithm