Chapter 25 Inflammatory skin disorders—atopic eczema and psoriasis Amie Steel, ND, MPH AETIOLOGY Atopic dermatitis (eczema) is most frequently diagnosed in infancy, but may continue through the adult years.1 It…
Chapter 36 Human immunodeficiency virus Jennifer Hillier, ND AETIOLOGY Human immunodeficiency virus (HIV; see Figure 36.1) is the infective agent behind the spectrum of symptoms involving the immune system and…
Chapter 20 Polycystic ovarian syndrome Jon Wardle, ND, MPH CLASSIFICATION AND AETIOLOGY Polycystic ovarian syndrome (PCOS) is a term to describe a constellation of clinical and biochemical features. For many…
Chapter 26 Benign prostatic hypertrophy Kieran Cooley, ND, MSc AETIOLOGY AND EPIDEMIOLOGY While benign prostatic hypertrophy of the prostate (BPH) (or more accurately benign prostatic hyperplasia) and erectile dysfunction (ED)…
Chapter 27 Recurrent urinary tract infection Michelle Boyd, ND AETIOLOGY AND EPIDEMIOLOGY A urinary tract infection (UTI) is by simplest definition an infection that affects any part of the urinary…
Chapter 19 Endometriosis Jon Wardle, ND, MPH OVERVIEW AND AETIOLOGY Endometriosis is the abnormal growth of endometrial tissue in areas other than the wall of the uterus.1 The exact cause…
Chapter 3 Irritable bowel syndrome constipation-predominant (C-IBS) Jason Hawrelak, ND, B Nat (Hons), phD AETIOLOGY Irritable bowel syndrome (IBS) is a functional gastrointestinal disorder characterised by altered bowel habit and…
Chapter 34 Attention deficit and hyperactivity disorder (ADHD) James H. Lake, MD EPIDEMIOLOGY, AETIOLOGY AND CLASSIFICATION The worldwide prevalence rate of attention deficit and hyperactivity disorder (ADHD) has been estimated…
Chapter 17 Thyroid abnormalities Tini Gruner, ND, PhD, MSc AETIOLOGY The main function of the thyroid is to produce hormones that regulate the metabolic rate of all cells, energy, cell…
