Más contenido relacionado La actualidad más candente (20) Similar a Hypothyroidism (20) Más de surgerymgmcri (20) Hypothyroidism3. Cretinism
Fetal or infantile hypothyroidism
Endemic and sporadic
Sporadic –agenesis ,dyshormonogenesis
Hoarse cry , macroglossia , umbilical
hernia
Immediate diagnosis and treatment
4. Adult type
• bradycardia
• cold extremities
• dry skin and hair
• periorbital puffiness
• hoarse voice
• bradykinesis, slow movements
• delayed relaxation phase of ankle jerks.
The symptoms are:
• tiredness
• mental lethargy
• cold intolerance
• weight gain
• constipation
• menstrual disturbance
• carpal tunnel syndrome.
9. Dyshormonogenesis
Deficient enzymes
Autosomal recessive
Young patients , thyromegaly , euthyroid
state
Pendred syndrome – TPO deficiency
goitre , sensorineural deafness ,
abnormal bony labyrinth
10. Investigations and management
TFT- low T3 , T4 and high TSH
High titres of TPO antibodies
Oral thyroxine (0.1 to 0.2 mg/day) or
triiodothyronine (20mcg tds)
Myxoedema – bolus 500mg of T4 or 10
mcg of T3 oral or IV 4-6 hourly
Corticosteroids and broad spectrum
antibiotics