8 results
Thyroid Function Test Interpretation Table

TSH, Free T4, Free T3 and Associated Condition
#Diagnosis #Endocrinology #Hyperthyroid #Hypothyroid #Function
Thyroid Function ... Table TSH, Free ... T4, Free T3 and ... Associated Condition #Diagnosis ... #Hypothyroid #Function
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
- Differential Diagnosis ... Algorithm Increased ... TSHHypothyroidism ... Thyrotoxicosis • T3 ... #Algorithm #Hypothyroid
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... T4 +/- T3 → Primary ... , high T4 +/- T3 ... #algorithm #diagnosis ... #Interpretation
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... /T3) - Diagnostic ... #Hyperthyroid # ... Diagnosis #Algorithm
Thyrotoxic Periodic Paralysis - Illness Script
 • Epidemiology: Asian men age 20-30 with hyperthyroidism of any
age 20-30 with hyperthyroidism ... Heavy exercise, fasting ... Hypokalemia +/- low TSH ... high fT4 or high T3 ... #diagnosis
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
- Differential Diagnosis ... Algorithm Elevated ... FSH • Premature ... Challenge • Functional ... • Weight Loss, Eating
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
- Differential Diagnosis ... Algorithm Absence ... estrogen: • Functional ... (e.g. eating disorder ... compression) • Hypothyroidism
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
- Differential Diagnosis ... Algorithm No onset ... Etiology - High FSH ... Hypothalamic: • Functional ... Hyperprolactinemia • Hypothyroidism