14 results
Thyroid Function Test Interpretation Table

TSH, Free T4, Free T3 and Associated Condition
#Diagnosis #Endocrinology #Hyperthyroid #Hypothyroid #Function
Thyroid Function ... Interpretation Table TSH ... , Free T4, Free ... #Hypothyroid #Function ... #Tests #TFTs #Comparison
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
low; free T4 high ... ; in some cases, ... low; free T4 and ... disease course #hypothyroid ... #hyperthyroid #
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Pruritus - Generalized ... Mellitus Liver Function ... failure/uremia TSH ... & T4: • Hypothyroidism ... #causes
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... , Low normal T4 ... T4 +/- T3 → Primary ... , high T4 +/- T3 ... Hyperthyroidism #algorithm
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism (low TSH ... , High T4/T3) - ... Diagnostic Algorithm ... Hyperthyroidism #Hyperthyroid ... #Diagnosis #Algorithm
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Mellitus Liver Function ... failure/uremia TSH ... & T4: • Hypothyroidism ... secondary #systemic #generalized ... #causes
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Causes of Generalized ... Differential Diagnosis Algorithm ... • Myxedema (Hypothyroid ... Edema #anasarca #Generalized ... #Causes
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
Differential Diagnosis Algorithm ... Tumor Increased T4 ... , Decreased TSH ... Tumor Normal T4 ... #causes #endocrinology
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
Differential Diagnosis Algorithm ... Diffuse Congenital - Generalized ... sclerosis (white "ash ... Differential #Diagnosis #Algorithm ... #causes
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Differential Diagnosis Algorithm ... Elevated FSH ... Hyperprolactinemia Organic Cause ... Challenge • Functional ... endocrinology #causes