58 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... normal T4 +/- T3 ... TSH, high T4 +/- T3 ... → Primary Hyperthyroidism ... #algorithm #diagnosis
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Hypercalcemia ... resorption: • Primary ... Addison's disease, Hyperthyroidism ... due to decreased urinary ... #Causes #differential
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
- Differential ... Diagnosis and Workup Algorithm ... ↑↔TSH, ↑Total T3 ... #Differential # ... Diagnosis #Algorithm
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
• Insomnia Primary ... TSH • ↑ Total T3 ... ↑ FT4 and/or ↑ T3 ... - Mild hypercalcemia ... causes #diagnosis #differential
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Mellitus Liver Function ... TSH & T4: • Hypothyroidism ... • Hyperthyroidism ... #Diagnosis #Algorithm
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Abnormal Serum TSH - Differential ... Diagnosis Algorithm ... • Sub-clinical Hypothyroidism ... Thyrotoxicosis • T3 ... #Diagnosis #Algorithm
Causes of Hypercalcemia - Differential Diagnosis Algorithm
 • Primary Hyperparathyroidism 
 • Possible Familial Hypocalciuric Hypercalcemia
- Differential ... Diagnosis Algorithm ... • Primary Hyperparathyroidism ... #Differential # ... Diagnosis #Algorithm
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - ... Differential Diagnosis ... Algorithm Primary ... #Differential # ... Diagnosis #Algorithm
Hypercalcemia Diagnosis Algorithm
 - Primary Hyperparathyroidism
 - FHH
 - Hypercalcemia of malignancy
 - Local osteolytic hypercalcemia
Hypercalcemia Diagnosis ... Algorithm - Primary ... Local osteolytic hypercalcemia ... #Diagnosis #Algorithm ... endocrinology #differential
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... structure-related • Primary ... Parathyroid gland function-related ... vitamin A intake • Hyperthyroidism ... endocrinology #diagnosis #differential