18 results
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Disease Hyperthyroidism ... high; in some cases ... disease course #hypothyroid ... #hyperthyroid # ... differential #diagnosis
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Pruritus - Generalized ... Algorithm - Systemic ... and Primary Causes ... /uremia TSH & T4 ... #causes
Hashitoxicosis

‘Leakage’ symptoms of active Hashimoto’s disease

- Hashitoxicosis (Htx) can occur during the initial hyperthyroid stage in
during the initial hyperthyroid ... thyroiditis that causes ... hormone (hyperthyroidism ... enough of it (hypothyroidism ... Diffuse infiltration
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
goiter • Toxic diffuse ... T3 • ↑ Free T4 ... Glucocorticoids: Reduce T4 ... #causes #diagnosis ... #differential #
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
Differentiation of Causes ... of Hyperthyroidism ... loading • Ectopic thyroid ... struma ovarii) Generalized ... radionuclide #uptake #differential
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Diagnosis Algorithm ... /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 ... Edema - Differential ... Diagnosis Algorithm ... • Myxedema (Hypothyroid ... #Causes
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism ... - Differential Diagnosis ... Algorithm High ... #Diagnosis #Algorithm ... endocrinology #causes
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
and Focal) Differential ... Diagnosis Algorithm ... • Hyperthyroidism ... contraceptives • Hyperthyroid ... #causes
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
Diagnosis Algorithm ... Diffuse Congenital ... - Generalized hypopigmentation ... • Piebaldism Diffuse ... #causes