histopathology of endemic goitre

anatomical anatomy biological biology diet goiter goitre histological histology hormone human body tissue hyperplastic iodine light micrograph microscope lm medical medicine thyroid endemic follicle size colloid lymphocyte lymphocytic infiltrate sample detail micro staining hematoxylin eosin slide histopathology selective focus blur enlargement enlarge gland endocrinology deficiency dietary lack graves disease