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Diseases and Medical Conditions S-U provides down-to-earth, comprehensive definitions of hundreds of ailments and illnesses beginning with the letters S-U. Each listing identifies causes, incidence and risk factors, notes symptoms, outlines tests and discusses treatments and support groups where applicable.
Featured Article: Scrotal Masses
Scrotal masses are benign or malignant lumps that can be felt in the scrotum. Learn about scrotal mass causes, symptoms, treatment and prevention. See more »
Salivary Gland Tumors
Salivary gland tumors are abnormal cells growing in the salivary gland ducts. Learn about salivary gland tumor causes, symptoms, treatment and prevention.
See more »Sanfilippo Syndrome
Sanfilippo syndrome causes large amounts of heparin sulfate to be excreted in urine. Learn about Sanfilippo syndrome causes, symptoms, treatment and prevention.
See more »Sarcoidosis
Sarcoidosis is inflammation of the lymph nodes, lungs, liver, eyes, skin or other tissue. Learn about sarcoidosis causes, symptoms, treatment and prevention.
See more »Scabies
Scabies is a contagious skin disease caused by tiny mite infestation resulting in rash, pimples or blisters. Learn about scabies causes, symptoms, tests, treatment and prevention.
See more »Scalded Skin Syndrome
Scalded skin syndrome (SSS) is a skin infection which damages skin causing exfoliation. Learn about scalded skin syndrome causes, symptoms, treatment and prevention.
See more »Scarlet Fever
Scarlet fever or scarlatina is a disease caused by throat infection resulting in a “sandpapery” rash. Learn about scarlet fever causes, symptoms, tests, treatment and prevention.
See more »Scheie Syndrome
Scheie syndrome is an enzyme absence that increases levels of dermatan and heparan sulfate in urine. Learn about Scheie syndrome causes, symptoms, treatment and prevention.
See more »Schistosomiasis
Schistosomiasis is an infection caused by 1 of 5 species of the schistomosa paracite. Learn about Schistosomiasis causes, symptoms, treatment and prevention.
See more »Schizoaffective Disorder
Schizoaffective disorder is a mental condition that causes psychosis and mood problems. Learn about schizoaffective disorder causes, symptoms, treatment and prevention.
See more »Schizoid Personality Disorder
Schizoid personality disorder is a condition causing lifelong patterns of social isolation and indifference to others. Learn about schizoid personality disorder causes, symptoms, tests, treatment and prevention.
See more »Schizophrenia
Schizophrenia is a mental disorder, with 5 recognized types, causing difficulties with normal social behavior and differentiating real from unreal. Learn about schizophrenia types, causes, symptoms, tests, treatment and prevention.
See more »Schizophrenia - Disorganized Type
Disorganized schizophrenia is a form of schizophrenia with agitated and purposeless behavior. Learn about disorganized schizophrenia causes, symptoms, tests, treatment and prevention.
See more »Schizophrenia - Paranoid Type
Schizophrenia - paranoid type involves feelings of being persecuted or plotted against. Learn about paranoid type schizophrenia causes, symptoms, treatment and prevention.
See more »Schizotypal Personality Disorder
Schizotypal personality disorder is characterized by disturbances in thought patterns, appearance and behavior. Learn about schizotypal personality disorder causes, symptoms, treatment and prevention.
See more »Sciatica
Sciatica is when sciatic nerve damage or compression causes pain, weakness or numbness in the leg. Learn about sciatica causes, symptoms, treatment and prevention.
See more »Sclera
The sclera is the white outer wall of the eye extending from the cornea to the optic nerve at the back of the eye. Learn more about the sclera’s anatomy and functions.
See more »Scleritis
Scleritis is an infection of the white portion of the eye, or sclera. Learn about scleritis causes, symptoms, treatment and prevention.
See more »Scleroderma - Resources
Scleroderma resources are listed below with information provided by the organization listed. See more scleroderma resources and non-profit organizations.
See more »Scleroma
Scleroma is a hardened patch of tissue in the skin or mucous membranes. Learn about scleroma causes, symptoms, treatment and prevention.
See more »Sclerosing Cholangitis
Sclerosing cholangitis is bile duct inflammation without a known cause. Learn about sclerosing cholangitis causes, symptoms, treatment and prevention.
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