Chapter 1 – A

 

• Abdominal Aortic Aneurysm – Bulge in the main artery of the body

• Acanthosis Nigricans – Dark, velvety patches on the skin

• Achalasia – Difficulty swallowing due to esophagus problems

• Acne – Skin condition causing spots or pimples

• Acute Lymphoblastic Leukemia – Cancer of the blood and bone marrow

• Addison's Disease – Low production of adrenal hormones

• ADHD (Attention Deficit Hyperactivity Disorder) – Trouble paying attention, sitting still, or controlling impulses

• Agoraphobia – Fear of being in crowded or open places

• Alcohol Use Disorder – Problems caused by drinking too much alcohol

• Alzheimer’s Disease – Memory loss, confusion, and cognitive decline

• Anxiety Disorders – Excessive fear, worry, or unease

• Anorexia Nervosa – Eating very little due to fear of gaining weight

• Appendicitis – Inflamed appendix causing pain

• Arthritis – Joint inflammation causing pain and stiffness

• Asthma – Chronic lung condition affecting breathing

• Angelman Syndrome – Genetic condition causing developmental delays, speech problems, and happy, excitable behavior

• Aphasia – Difficulty speaking or understanding language, often after brain injury or stroke

• Asperger’s Syndrome – Part of the autism spectrum, affecting social interaction and behavior

• Autism Spectrum Disorder (ASD) – Developmental condition affecting communication, social skills, and behavior