Medicine

Articles about health care, diseases, treatments and medical practice.

Articles in this category: 1100 Updated: April 29, 2026 Page 21 / 23

Sphenoid bone

Sphygmomanometer

Sphygmomanometer: instrument for measuring blood pressure

Spinal cord

Spinal cord: structure, function, and clinical importance

Spinal tumor

Spinal tumor: types, symptoms, diagnosis, and treatment

Spleen

Human spleen: anatomy, immune functions, and clinical significance

Splenomegaly

Splenomegaly (enlarged spleen)

Sprain

St. Thomas’ Hospital

Staphylococcal infection

Status epilepticus

Stent

Stent: definition, types, uses, placement and clinical considerations

Stethoscope

Stevens–Johnson syndrome

Stimulant

Stimulant (central nervous system stimulant)

Stomach cancer

Stomach cancer (gastric cancer): overview, types, causes, diagnosis and treatment

Straitjacket

Streptococcal pharyngitis

Streptococcal pharyngitis (strep throat)

Streptococcus pneumoniae

Streptococcus pneumoniae (pneumococcus)

Streptococcus pyogenes

Streptococcus pyogenes: overview, biology, diseases, and clinical importance

Stroke

Subdural hematoma

Subdural hematoma: causes, presentation, diagnosis and management

Substance abuse

Sudden cardiac death

Sudden cardiac death: causes, recognition, prevention, and response

Suicidal ideation

Suicidal ideation

Suicidal ideation: causes, signs, assessment and support

Suicidal ideation refers to thinking about, planning, or preoccupation with ending one’s life. This article explains signs, common causes, assessment, and ways to respond and seek

Suicide prevention

Suicide prevention: strategies, risk factors, and community approaches

Suicide risk assessment

Suicide Risk Assessment: Purpose, Procedure, and Clinical Considerations

Sulfonamide (medicine)

Sulfonamide (medicine)

Sunburn

Sunburn: causes, symptoms, prevention and treatment

Sunscreen

Surgery

Surgical mask

Surgical mask: purpose, construction, history and uses

Symptom

Syncope

Syncope (fainting): causes, diagnosis, and management

Syndrome

Syndrome: definition, causes, examples, and distinctions

Synovial sarcoma

Syphilis

Syphilis

Syphilis: causes, stages, diagnosis, treatment and prevention

Comprehensive overview of syphilis, a bacterial sexually transmitted infection: its cause, stages, diagnosis, treatment, history, complications, and public health considerations.

Tachycardia

Tachycardia: causes, types, diagnosis and treatment

Tacuinum sanitatis

Tacuinum Sanitatis: medieval handbook of health and lifestyle

Tardive dyskinesia

Tay-Sachs disease

Temozolomide

Tennis elbow

Tension headache

Tension headache (tension-type headache): causes, symptoms, and care

Teratogen

Teratogen: agents that cause developmental abnormalities

Terminal illness

Testicular cancer

Testicular cancer: overview, diagnosis, treatment, and prognosis

Testosterone

Testosterone: roles, synthesis, effects, and clinical significance

Tetanospasmin