Types of Rare Diseases

From the lujo virus to POEMS syndrome, there are uncommon diseases about which it can be tough to find reliable information. Learn more about the causes, diagnosis, and treatment of rare diseases.
patient's test results
Susac Syndrome: Overview and More
Premature baby in ICU
Hypoplastic Left Heart Syndrome: Overview and More
Black lungs illustrating black lung disease
Black Lung Disease: Symptoms, Causes, Diagnosis, and Treatment
Pituitary gland in the brain
Hypophysitis: Symptoms, Causes, Diagnosis, & Treatment
Doctor talking to patients
Fatal Familial Insomnia: Symptoms, Causes, Diagnosis, and Treatment
Oculocutaneous Albinism: Symptoms, Causes, Diagnosis, and Treatment
Erythromelalgia: Symptoms, Causes, Diagnosis, and Treatment
Closeup of a woman's ear. The ear is often affected with relapsing polychondritis.
Relapsing Polychondritis: Symptoms, Causes, Diagnosis, Treatment
Doctor talking with a young female patient and her mother
Melkersson Rosenthal Syndrome: Symptoms and Treatment
Two girls happily jumping on the bed
An Overview of Growth Hormone Deficiency in Children
Hemangioma on an infant's leg
Maffucci Syndrome: Symptoms, Diagnosis, Treatment
Carotidynia: Symptoms, Causes, Diagnosis, and Treatment
Aedes aegypti mosquito
List of Neglected Tropical Diseases
Hopeful woman with hands behind head in sunlight
What to Know About Morgellons Disease
parotid gland illustration
Frey Syndrome or Gustatory Sweating Overview
Research Advances in Idiopathic Pulmonary Fibrosis (IPF)
Mitochondria TEM
MELAS Syndrome Symptoms and Treatment
woman collapsed in fatigue
Diagnosing and Treating Granulomatosis with Polyangiitis
Most Common Types of Dwarfism
Illustrated portraite of Joseph Merrick
Learn About The Elephant Man, Joseph Merrick
A young girl playing the piano
Is Rain Man Syndrome Real?
Doctor and nurse examining baby in doctor's office
Hurler Syndrome (MPS I Disease) Symptoms and Treatment
Quarantine officers attend an exercise to prevent Ebola virus at Zhangjiajie Hehua International Airport.
Bubonic Plague: Overview and More
Large bruise on a woman's knee
ITP: Symptoms, Causes, Diagnosis, and Treatment
Older man with doctor
Learn About Multiple System Atrophy
Doctor checking a newborn
MMIHS: Symptoms, Causes, Diagnosis, and Treatment
An older woman holding her hand in pain
An Overview of Proteus Syndrome
Baby getting an ultrasound
Congenital Defect Prune Belly Syndrome in Babies
Senior African American couple, man in wheelchair
What Is Progressive Supranuclear Palsy?
Woman with abdominal pain
Fitz Hugh Curtis Syndrome Symptoms and Diagnosis
man being examined with stethescope
Pulmonary Fibrosis Alternative Medicine Treatment
woman looking in mirror
Myasthenia Gravis: Overview and More
Doctor reviewing x-ray
Granuloma Symptoms and Related Conditions
E. coli bacteria, SEM
How to Protect Yourself From Hamburger Disease
Droplets of mercury
The Minamata Disaster and the Disease That Followed
Man sitting in a boardroom with a unrecognizable face
Prosopagnosia Causes and Treatment