Différences entre versions de « Axe thyréotrope »
De médecine.top
| Ligne 21 : | Ligne 21 : | ||
* Patients âgés, maladie cardiovasculaire: | * Patients âgés, maladie cardiovasculaire: | ||
** Dose max 25-50 mcg/j | ** Dose max 25-50 mcg/j | ||
| + | * For women with hypothyroidism adequately treated with levothyroxine before pregnancy, dosing can be empirically increased by 30% when pregnancy is confirmed. | ||
== Suivi == | == Suivi == | ||
Version du 24 mai 2020 à 19:44
Hyperthyroïdie
- Bilan: anti-TRAc
Hypothyroïdie
- Plus fréquente: thyroïdite de Hashimoto
- Bilan: anti-TPO
Hypothyroïdie subclinique
- TSH au-dessus de la limite supérieure de la norme
- T4 normale
- The normal range for TSH increases with age, and a TSH level of up to 10 µU/mL (10 mU/L) is within the normal range for persons 80 years of age and older.
- Si TSH > 10 mUI/l et élévation du LDL-cholestérol:
- Prévention maladie cardiovasculaire et insuffisance cardiaque
- Si TSH > 20 mUI/l
- Traitement d'office
Treatment for subclinical hypothyroidism with TSH less than 20 µU/mL (20 mU/L) should be considered in younger patients, those attempting to become pregnant, or if severe symptoms are present.
Substitution
- Si absence de contre-indications:
- Dose 1.6 mcg/kg
- Patients âgés, maladie cardiovasculaire:
- Dose max 25-50 mcg/j
- For women with hypothyroidism adequately treated with levothyroxine before pregnancy, dosing can be empirically increased by 30% when pregnancy is confirmed.
Suivi
- Contrôle de la fonction thyroïdienne TSH à 6-8 semaines
