Quality of hair follicles and hair growth is greatly determined by hormones and in this thyroid hair loss is due to under activity and hyperactivity of thyroid hormones. This is because the vital function of thyroid gland is hair function; hair re-growth which if affected contributes towards hair loss.
Hypothyroidism completely stops the process of growth of hair and so hair follicles remain in dormant phase for a wide period of time. Thyroid hair loss results both from hypothyroidism and hyperthyroidism. Such hair loss due to hormonal abnormalities must be taken care immediately which otherwise would lead to adverse results.
Thyroid hair loss could be diagnosed only by experts with laboratory tests and so if one faces the problem as mentioned above it is vital to consult a physician immediately. The dermatologist evaluates the condition and then just for appropriate treatment for thyroid hair loss. One vital point to remember in case of thyroid hair loss is treatment for a hair loss due to hyperthyroid or hypothyroid condition needs maximum patience. This is because the results of treatment can be seen in some months or even after years. Thyroid hair loss could result due to certain medications taken for hypothyroid which is to be consulted with physician. Thyroid hair loss would also result due to under treatment for thyroid disease which means that if person does not take the right medication for thyroid disease. One can refer American Hair Loss Council for more detailed discussion and treatment for thyroid hair loss by expert physician and dermatologists.