Objective: Conventional fine-needle aspiration biopsy (FNAB) for cystic thyroid nodules (CTNs) has a high rate of nondiagnostic and false-negative results. Ultrasound-guided FNAB (UG-FNAB ...
Acne is a chronic disease ofthe pilosebaceous follicle that affects mainly adolescents. It causes polymorph cutaneous lesions that may leave scars after regression. It is characterized by ...