Postpartum thryoiditis (PPT) is a disorder that can affect a woman following a pregnancy.


Features of postpartum thyroiditis:

(1) thyroid dysfunction

(1a) pattern 1: biphasic transient hyperthyroidism then hypothyroidism

(1b) pattern 2: monophasic transient hyperthyroidism

(1c) pattern 3: monophasic hypothyroidism, which may be transient or persistent

(2) onset during the first year after delivery

(3) lymphocytic thyroiditis

(4) exclusion of Graves's disease



(1) Type 1 diabetes mellitus and/or other autoimmune disease

(2) antithyroid antibodies present during the first trimester of the pregnancy (antibody to thyroid peroxidase and/or thyroglobulin)


Clinical manifestation of the hyperthyroid phase:

(1) palpitations and/or tachycardia

(2) nervousness

(3) fatigue

(4) heat intolerance

(5) weight loss

(6) tremor

(7) irritability


Clinical manifestation of the hypothyroid phase:

(1) fatigue and lethargy

(2) dry skin and hair

(3) impaired memory

(4) depression

(5) cold intolerance

(6) constipation


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