12 results
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Abnormal Serum TSH ... Differential Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... #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 ... #Workup #Endocrinology
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
TSH low; free T4 ... elevated and free T4 ... TSH low; free T4 ... disease course #hypothyroid ... #hyperthyroid #
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
Deficiency • MDS+ • Hypothyroid ... differential #diagnosis #algorithm ... #hematology #workup
Hypothyroid Myopathy
Very common (up to 80% ) in patients with hypothyroidism
Pathophysiology:
 • T4 deficiency leads to
Hypothyroid Myopathy ... Pathophysiology: • T4 ... deficiency leads to abnormal ... Rhabdomyolysis (rare) #Hypothyroid
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
of Anemia with Normal ... Differential Diagnosis Algorithm ... Anemias (MAHA) - Abnormal ... Cancer • Hypothyroid ... Differential #Diagnosis #Algorithm
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Elevated PTH (High or normal ... Bone Resorption: Hyperthyroid ... Differential #Diagnosis #Algorithm
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
T4 → Possibly Central ... Hyperthyroidism: Work-up ... Low TSH, high T4 ... TSH, high T4 +/ ... Hyperthyroidism #algorithm
Abnormal Lipid Profiles - Differential Diagnosis Algorithm

Increased Cholesterol and Triglycerides 
 - Genetic Causes
Abnormal Lipid Profiles ... Differential Diagnosis Algorithm ... Causes • Hypothyroid ... #Dyslipidemia #Abnormal ... Differential #Diagnosis #Algorithm
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Alopecia) - General (Diffuse ... Differential Diagnosis Algorithm ... DIFFUSE Scarring ... contraceptives • Hyperthyroid ... Differential #Diagnosis #Algorithm