332 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
• Low TSH, Low ... • Low TSH, normal ... • Low TSH, high ... High or normal TSH ... endocrinology #TFTs #TSH
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Thyroid Disease Hyperthyroidism ... high; in some cases ... iodine uptake Hypothyroidism ... positive • Ablative hypothyroidism ... • Infantile hypothyroidism
Evaluation of Secondary Hypertension
 • Primary aldosteronism - PRA, PAC
 • Renal artery stenosis - Renal
metanephrines • Hypothyroidism ... - TSH, T3, fT4 ... • Hyperthyroidism ... - TSH, fT4 • Cushing
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism ... Positive anti-TSH ... Multinodular Goiter - TSH ... Struma Ovarii #Hyperthyroidism ... endocrinology #causes
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
stimulators • TSH-producing ... Diagnosis: • ↓ Low TSH ... or Thyrotropin (TSH ... • Labs: - ↓ TSH ... #causes #diagnosis
Graves Hyperthyroidism - Diagnosis and Management Algorithm
Low TSH -> TSH-R-Ab+ -> Graves' Hyperthyroidism

doi: 10.1210/clinem/dgaa646

#Graves #Disease #Hyperthyroidism
Graves Hyperthyroidism ... Algorithm Low TSH ... -> TSH-R-Ab+ -> ... Graves' Hyperthyroidism ... Graves #Disease #Hyperthyroidism
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
the Diagnosis of Hyperthyroidism ... (↑↔TSH, ↑Total ... (↓TSH, ↔Total ... (↓TSH, ↑Total ... unlikely (↔TSH,
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Hypermagnesemia, Hypothyroidism ... Deep coma (any cause ... Hypomagnesemia, Hyperthyroidism ... differential #diagnosis #table
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Algorithm Elevated FSH ... Challenge • Hypothyroidism ... • Hyperthyroidism ... Hyperprolactinemia Organic Cause ... endocrinology #causes
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... Ascites • COPD • Hypothyroidism ... /Hyperthyroidism ... SIeep apnea • Hypothyroidism ... Differential #Diagnosis #Causes