Clinical meaning
Precocious Puberty: Molecular Mechanisms involves dysregulation of hormonal signaling pathways, feedback mechanisms, and metabolic homeostasis affecting precocious puberty physiology.
Diagnosis & workup
Diagnostics & workup: - Prolactin level for pituitary evaluation - HbA1c for 3-month glycemic control (target <7% for most adults) - Fasting glucose and 2-hour OGTT for diabetes diagnosis - PTH with calcium and phosphorus for parathyroid evaluation - IGF-1 for growth hormone excess or deficiency screening - Fine needle aspiration biopsy of thyroid nodules (Bethesda classification) - 24-hour urine free cortisol for Cushing confirmation
Risk factors: - Metabolic syndrome (waist circumference, triglycerides, HDL, BP, glucose) - Autoimmune disease predisposition (Type 1 DM, Hashimoto's, Addison's) - Age-related hormonal decline (menopause, andropause) - Medication-induced endocrinopathy (lithium-thyroid, statin-DM) - Pregnancy altering hormonal milieu (gestational DM, thyroiditis) - Pituitary adenoma causing hormonal hypersecretion or deficiency - MEN syndrome family history