NR 565 FINAL STUDY GUIDE LATEST UPDATE 2024

NR 565 FINAL STUDY GUIDE LATEST UPDATE 2024 1. WEEK 5 ... 2. Thyroid o Diagnosis & Evaluation What labs are used to diag- nose? 3. Thyroid o Diagnosis & Evaluation Timeframe for re-check of labs after starting levothyroxine? 4. Thyroid o Diagnosis & Evaluation Signs and symp- toms of hypothy- roidism? 5. -TSH - used primarily for screening and diagnosing hy- pothyroid and for monitoring replacement therapy in hy- pothyroid patients -T4 - Used to monitor thyroid hormone replacement ther- apy and to screen for thyroid dysfunction -T3 - Useful in the diagnosis of hyperthyroidism; can also be used to monitor hormone replacement therapy -TSH low -T4 normal -T3 is high = hyperthyroidism Recheck TSH 6-8 weeks after initiating therapy and after any dosage change; Check TSH at least once a year after serum TSH is stabilized Hypothyroidism: Depend on severity. o Mild: subtle and may go unrecognized o Moderate to severe: -Face is pale, puffy, and expressionless. -Skin cold and dry. -Hair is brittle and hair loss occurs. -Slowed Heart rate. -Patient may complain of lethargy, fatigue, and -Temperature is lowered & intolerant to cold. -Thyroid Enlargement may occur if reduced levels of T3 and T4 Mentation may be impaired.