Sa
- Saddle nose (see: Low nasal bridge)(Symptoms)
- (Special Topic)
- Safety in the home (see: Preventing falls)(Self-Care)
- Sagittal craniectomy (see: Craniosynostosis repair)(Surgery)
- Salivation (see: Drooling)(Symptoms)
- Salmon patch (see: Stork bite)(Condition)
- (Condition)
- Salmonellosis (see: Salmonella enterocolitis)(Condition)
- Salt-wasting nephropathy (see: Bartter syndrome)(Condition)
- Sanfilippo syndrome (see: Mucopolysaccharidosis type III)(Condition)
- (Condition)
- Sarcoma botryoides (see: Rhabdomyosarcoma)(Condition)
- Sarcoptes scabiei (see: Scabies)(Condition)
Sc
- (Condition)
- (Condition)
- Scaphocephaly (see: Craniosynostosis)(Condition)
- Scarlatina (see: Scarlet fever)(Condition)
- (Condition)
- Schatzki's ring (see: Lower esophageal ring)(Condition)
- Scheie syndrome (see: Mucopolysaccharidosis type I)(Condition)
- Scheuermann disease (see: Kyphosis)(Condition)
- Scheuermann's disease (see: Kyphosis)(Condition)
- Schilder-Addison Complex (see: Adrenoleukodystrophy)(Condition)
- (Special Topic)
- (Special Topic)
- SCI (see: Spinal injury)(Injury)
- Scleral infection (see: Eye redness)(Symptoms)
- Scleral injection (see: Eye redness)(Symptoms)
- (Condition)
- (In-Depth)
- Scoliosis - Rett syndrome (see: Rett syndrome)(Condition)
- Scorpion bite (see: Insect bites and stings)(Injury)
- (Injury)
- Scratch tests - allergy (see: Allergy testing - skin)(Medical Test)
- Scrotum - empty (undescended testes) (see: Undescended testicle)(Condition)
Se
- Seasonal allergic rhinitis (see: Allergic rhinitis)(Condition)
- Seasonal allergic rhinitis - InDepth (see: Allergic rhinitis - InDepth)(In-Depth)
- Seasonal allergies (see: Allergic rhinitis)(Alt. Medicine)
- Seasonal allergy (see: Allergic rhinitis)(Condition)
- Seasonal allergy - InDepth (see: Allergic rhinitis - InDepth)(In-Depth)
- Seasonal rhinitis - self-care (see: Allergic rhinitis - self-care)(Self-Care)
- Seatworm (see: Pinworms)(Condition)
- (Condition)
- Seborrheic dermatitis – infant (see: Cradle cap)(Condition)
- Seborrheic dermatitis - infant (see: Cradle cap)(Condition)
- Seborrheic eczema (see: Seborrheic dermatitis)(Condition)
- Second degree burn (see: Burns)(Injury)
- Secondard bone tumor (see: Bone tumor)(Condition)
- Secondary bone tumor (see: Bone tumor)(Condition)
- Secondary glaucoma (see: Glaucoma)(Condition)
- Secondary hypogonadism (see: Hypogonadotropic hypogonadism)(Condition)
- Secondary pulmonary hypertension (see: Pulmonary hypertension)(Condition)
- Secondary seizures (see: Seizures)(Symptoms)
- Secondary tracheomalacia (see: Tracheomalacia - acquired)(Condition)
- Secretory otitis media (see: Otitis media with effusion)(Condition)
- Secundum ASD (see: Atrial septal defect (ASD))(Condition)
- Seizure - absence (see: Absence seizure)(Condition)
- Seizure - fever induced (see: Febrile seizures)(Condition)
- Seizure - generalized (see: Bilateral tonic-clonic seizure)(Condition)
- Seizure - grand mal (see: Bilateral tonic-clonic seizure)(Condition)
- Seizure - petit mal (see: Absence seizure)(Condition)
- Seizure - reactive (see: Seizures)(Symptoms)
- Seizure - secondary (see: Seizures)(Symptoms)
- Seizure - tonic-clonic (see: Bilateral tonic-clonic seizure)(Condition)
- Seizure disorder (see: Epilepsy)(Condition)
- Seizure disorder - InDepth (see: Epilepsy - InDepth)(In-Depth)
- (Symptoms)
- Seizures - what to ask your doctor - child (see: Epilepsy in children - what to ask your doctor)(Doctor Questions)
- (Condition)
- (Condition)
- Sensorineural - cochlear (see: Cochlear implant)(Special Topic)
- Sensorineural hearing loss (see: Hearing loss)(Symptoms)
- Sensorineural hearing loss - infants (see: Hearing loss - infants)(Condition)
- Sensory hallucinations (see: Hallucinations)(Symptoms)
- (Condition)
- Separation of the sutures (see: Sutures - separated)(Symptoms)
- Sepsis - infant (see: Neonatal sepsis)(Condition)
- Sepsis neonatorum (see: Neonatal sepsis)(Condition)
- (Condition)
- (Condition)
- Septicemic shock (see: Septic shock)(Condition)
- Serial chest x-ray (see: Chest x-ray)(Medical Test)
- Serous labyrinthitis (see: Labyrinthitis)(Condition)
- Serous otitis media (see: Otitis media with effusion)(Condition)
- (Medical Test)
- Setting limits (see: Discipline in children)(Special Topic)
- Seventh cranial nerve palsy due to birth trauma (see: Facial nerve palsy due to birth trauma)(Condition)
- Severe MPS I (see: Mucopolysaccharidosis type I)(Condition)
- Sexual abuse - children (see: Sexual abuse in children - what to know)(Special Topic)
- Sexual abuse - domestic violence (see: Domestic violence)(Special Topic)
- (Special Topic)
- Sexually transmitted disease (STD) - warts (see: Genital warts)(Condition)
- Sexually transmitted infection (STI) - warts (see: Genital warts)(Condition)
Sh
- (Injury)
- Shaken impact syndrome (see: Shaken baby syndrome)(Injury)
- Shigella enteritis (see: Shigellosis)(Condition)
- Shigella gastroenteritis (see: Shigellosis)(Condition)
- (Condition)
- Shingles and chickenpox (see: Varicella-zoster virus)(Alt. Medicine)
- (In-Depth)
- Shivering (see: Chills)(Symptoms)
- (Symptoms)
- Short stature - growth hormone deficiency (see: Growth hormone deficiency - children)(Condition)
- Short-acting beta-agonists (see: Asthma - quick-relief drugs )(Self-Care)
- Shortness of breath (see: Breathing difficulty)(Symptoms)
- Shortness of breath - first aid (see: Breathing difficulties - first aid)(Injury)
- Shortsightedness (see: Nearsightedness)(Condition)
- Shunt - ventriculoperitoneal (see: Ventriculoperitoneal shunting)(Surgery)
- Shunt revision (see: Ventriculoperitoneal shunting)(Surgery)
Si
- Sialorrhea (see: Drooling)(Symptoms)
- Sibilant rhonchi (see: Wheezing)(Symptoms)
- (Condition)
- Sickle cell anemia (see: Sickle cell disease)(Condition)
- Sickle cell anemia - InDepth (see: Sickle cell disease - InDepth)(In-Depth)
- (Condition)
- (In-Depth)
- SIDS (see: Sudden infant death syndrome)(Condition)
- Sigmoid volvulus (see: Volvulus - childhood)(Condition)
- Silent ear infection (see: Otitis media with effusion)(Condition)
- Silent otitis media (see: Otitis media with effusion)(Condition)
- Silver syndrome (see: Silver-Russell syndrome)(Condition)
- (Condition)
- Simian crease (see: Single palmar crease)(Symptoms)
- (Symptoms)
- Single ventricle (see: Double inlet left ventricle )(Condition)
- Singultus (see: Hiccups)(Symptoms)
- Sinus arrest - sick sinus (see: Sick sinus syndrome)(Condition)
- Sinus infection (see: Sinusitis)(Alt. Medicine)
- Sinus infection (see: Sinusitis)(Condition)
- Sinus infection - InDepth (see: Sinusitis - InDepth)(In-Depth)
- Sinus inflammation (see: Sinusitis)(Alt. Medicine)
- Sinus node dysfunction (see: Sick sinus syndrome)(Condition)
- Sinus pause - sick sinus (see: Sick sinus syndrome)(Condition)
- (Condition)
- (Alt. Medicine)
- Sinusitis - acute (see: Sinusitis)(Condition)
- Sinusitis - acute - InDepth (see: Sinusitis - InDepth)(In-Depth)
- Sinusitis - chronic (see: Sinusitis)(Condition)
- Sinusitis - chronic - InDepth (see: Sinusitis - InDepth)(In-Depth)
- (In-Depth)
- Siphonaptera (see: Fleas)(Condition)
- Sixth disease (see: Roseola)(Condition)
Sk
- (Symptoms)
- Skin - abnormally light or dark (see: Abnormally dark or light skin)(Symptoms)
- (Symptoms)
- Skin - pale or gray (see: Paleness)(Symptoms)
- (Symptoms)
- Skin disorders - eczema (see: Eczema )(Alt. Medicine)
- (Special Topic)
- Skin hemorrhages (see: Purpura)(Symptoms)
- Skin infection - bacterial (see: Cellulitis)(Condition)
- Skin lesion (see: Rashes)(Symptoms)
- (Symptoms)
- Skin rash (see: Rashes)(Symptoms)
- Skin rash - contact dermatitis (see: Contact dermatitis)(Condition)
- Skin redness or inflammation (see: Rashes)(Symptoms)
- Skin tests - allergy (see: Allergy testing - skin)(Medical Test)
- (Injury)
Sl
- Slapped cheek (see: Fifth disease)(Condition)
- Slapped cheek rash (see: Fifth disease)(Condition)
- Sleep - bedtime habits (see: Bedtime habits for infants and children)(Special Topic)
- (Alt. Medicine)
- Sleep apnea - obstructive - InDepth (see: Obstructive sleep apnea - InDepth)(In-Depth)
- Sleep disorder - sleep habits (see: Changing your sleep habits)(Self-Care)
- (Condition)
- Sleep disruptive behaviors (see: Sleep disorders)(Condition)
- Sleep hygiene (see: Changing your sleep habits)(Self-Care)
- Sleep rhythm (see: Sleep disorders)(Condition)
- Sleep terror disorder (see: Night terrors in children)(Condition)
- Sleep-disordered breathing - InDepth (see: Obstructive sleep apnea - InDepth)(In-Depth)
- SLI (see: Language disorders in children)(Condition)
- (Condition)
- Slow heart rate - sick sinus (see: Sick sinus syndrome)(Condition)
- Slow rate of growth (see: Delayed growth)(Symptoms)
- Slurred speech - dysarthria (see: Communicating with someone with dysarthria)(Self-Care)
Sm
- Small bowel obstruction (see: Intestinal obstruction and Ileus)(Condition)
- (Injury)
- (Symptoms)
- SMILE - what to ask your doctor (see: Refractive corneal surgery - what to ask your doctor)(Doctor Questions)
Sn
- (Symptoms)
- Snellen test (see: Visual acuity test)(Medical Test)
So
- Soft spot - bulging (see: Fontanelles - bulging)(Symptoms)
- Soft spot - craniosynostosis (see: Craniosynostosis)(Condition)
- Soft spot - large (see: Fontanelles - enlarged)(Symptoms)
- Soft spot - sunken (see: Fontanelles - sunken)(Symptoms)
- Soft tissue cancer - rhabdomyosarcoma (see: Rhabdomyosarcoma)(Condition)
- Soft tissue sarcoma (see: Rhabdomyosarcoma)(Condition)
- Soiling (see: Encopresis)(Condition)
- Solar erythema (see: Sunburn)(Symptoms)
- Solar erythema: Burn from the sun (see: Sunburn)(Symptoms)
- Something stuck in the nose (see: Foreign body in the nose)(Injury)
- Sore throat - tonsillectomy (see: Tonsillectomy)(Surgery)
- Sore throat - tonsillitis (see: Tonsillitis)(Condition)
- Sore throat strep (see: Strep throat)(Condition)
- Sound distortion (see: Phonological disorder)(Condition)
Sp
- Spasm of the esophagus (see: Esophageal spasm)(Condition)
- Spasmodic croup (see: Croup)(Condition)
- Spasmodic torticollis (see: Torticollis)(Condition)
- Spastic diplegia (see: Cerebral palsy)(Condition)
- Spastic hemiplegia (see: Cerebral palsy)(Condition)
- Spastic paralysis (see: Cerebral palsy)(Condition)
- Spastic quadriplegia (see: Cerebral palsy)(Condition)
- (Symptoms)
- Specific developmental language disorder (see: Language disorders in children)(Condition)
- Specific learning disorder with impairment in written expression (see: Dysgraphia)(Condition)
- Speech and language disorder - dysarthria care (see: Communicating with someone with dysarthria)(Self-Care)
- Speech disfluency (see: Stuttering)(Condition)
- Speech disorder - phonological (see: Phonological disorder)(Condition)
- Speech disorder - stuttering (see: Speech disorders - children)(Condition)
- (Condition)
- Speech distortion (see: Phonological disorder)(Condition)
- Speech sound disorder (see: Phonological disorder)(Condition)
- Spell - newborns (see: Apnea of prematurity)(Condition)
- Spherocytosis (see: Hereditary spherocytic anemia)(Condition)
- Spider bite (see: Insect bites and stings)(Injury)
- Spider fingers (see: Arachnodactyly)(Symptoms)
- Spina bifida repair (see: Meningocele repair)(Surgery)
- Spinal cord injury (see: Spinal injury)(Injury)
- Spinal cord injury, SCI (see: Spinal injury)(Injury)
- Spinal curvature (see: Scoliosis)(Condition)
- Spinal curvature - InDepth (see: Scoliosis - InDepth)(In-Depth)
- Spinal dysraphism repair (see: Meningocele repair)(Surgery)
- Spinal fluid culture (see: Cerebrospinal fluid (CSF) culture)(Medical Test)
- (Injury)
- (Condition)
- Spinal tap (see: Cerebrospinal fluid (CSF) collection)(Medical Test)
- (Self-Care)
- (Surgery)
- Spleen removal - laparoscopic (see: Spleen removal)(Surgery)
- Splenectomy (see: Spleen removal)(Surgery)
- Spontaneous pneumothorax (see: Collapsed lung (pneumothorax))(Condition)
- Sporadic primary pulmonary hypertension (see: Pulmonary hypertension)(Condition)
- (Special Topic)
- Spousal abuse (see: Domestic violence)(Special Topic)
- (Injury)
- (Alt. Medicine)
- Sprue (see: Celiac disease – sprue)(Condition)
Sq
- Squint (see: Strabismus)(Condition)
Sr
- SRS (see: Silver-Russell syndrome)(Condition)
Ss
- SSS (see: Scalded skin syndrome)(Condition)
St
- Stammering (see: Speech disorders - children)(Condition)
- Stammering (see: Stuttering)(Condition)
- Stapedectomy (see: Otosclerosis)(Condition)
- Staph - impetigo (see: Impetigo)(Condition)
- (Condition)
- Staphylococcal scalded skin syndrome (see: Scalded skin syndrome)(Condition)
- Staphylococcal scalded skin syndrome (SSS) (see: Scalded skin syndrome)(Condition)
- Staphylococcus - cellulitis (see: Cellulitis)(Condition)
- Staphylococcus - impetigo (see: Impetigo)(Condition)
- Startle reflex (see: Moro reflex)(Symptoms)
- Startle response (see: Moro reflex)(Symptoms)
- Stem cell transplant (see: Bone marrow transplant)(Surgery)
- Stem cell transplant - discharge (see: Bone marrow transplant - discharge)(Discharge)
- Stenosis - pulmonary valve (see: Pulmonic valve stenosis)(Condition)
- (Condition)
- Sternal tap (see: Bone marrow aspiration)(Medical Test)
- Sternutation (see: Sneezing)(Symptoms)
- Still disease (see: Juvenile idiopathic arthritis)(Condition)
- Still's disease (see: Juvenile idiopathic arthritis)(Condition)
- Stoma - what to ask your doctor (see: Ileostomy - what to ask your doctor )(Doctor Questions)
- Stomach flu (see: Viral gastroenteritis (stomach flu))(Condition)
- Stomach flu - dehydration (see: Dehydration)(Condition)
- Stomach pain (see: Abdominal pain)(Symptoms)
- Stomachache (see: Abdominal pain)(Symptoms)
- Stomatitis – herpetic (see: Herpetic stomatitis)(Condition)
- Stomatitis - herpetic (see: Herpetic stomatitis)(Condition)
- Stools - black or tarry (see: Black or tarry stools)(Symptoms)
- Stools - bloody (see: Black or tarry stools)(Symptoms)
- Stools - watery (see: Diarrhea)(Symptoms)
- (Condition)
- (Condition)
- (Injury)
- Strangulation (see: Hernia)(Condition)
- Strawberry mark (see: Red birthmarks)(Condition)
- Strawberry nevus (see: Hemangioma)(Condition)
- Strep - impetigo (see: Impetigo)(Condition)
- Strep infection - scarlet fever (see: Scarlet fever)(Condition)
- (Condition)
- Strep throat - InDepth (see: Colds and the flu - InDepth)(In-Depth)
- Strep throat - rheumatic fever (see: Rheumatic fever)(Condition)
- Streptococcal pharyngitis (see: Strep throat)(Condition)
- Streptococcal proctitis (see: Perianal streptococcal cellulitis)(Condition)
- Streptococcus - impetigo (see: Impetigo)(Condition)
- Streptococcus - rheumatic fever (see: Rheumatic fever)(Condition)
- Streptococcus - scarlet fever (see: Scarlet fever)(Condition)
- Streptococcus pyogenes - rheumatic fever (see: Rheumatic fever)(Condition)
- (In-Depth)
- Stress fracture (see: Broken bone)(Injury)
- (Special Topic)
- (Symptoms)
- Strip craniectomy (see: Craniosynostosis repair)(Surgery)
- (Symptoms)
- (Condition)
- Stye (see: Eyelid bump)(Condition)
Su
- Substance abuse - teenagers (see: Teenagers and drugs)(Special Topic)
- Substance abuse-teenages: (see: Teenagers and drugs)(Special Topic)
- Substance use disorder - infant (see: Infant of a substance-using mother)(Special Topic)
- Subungual warts (see: Warts)(Condition)
- (Condition)
- (Condition)
- (Symptoms)
- Sunken chest (see: Pectus excavatum)(Symptoms)
- Sunken fontanelles (see: Fontanelles - sunken)(Symptoms)
- (Symptoms)
- Supraglottitis (see: Epiglottitis)(Condition)
- Surface echo (see: Echocardiogram)(Medical Test)
- Surgery - appendectomy (see: Appendectomy)(Surgery)
- Surgical drain (see: Closed suction drain with bulb)(Self-Care)
- Surgical drain (see: Hemovac drain)(Self-Care)
- Surgical incision care (see: Surgical wound care - open)(Self-Care)
- Surgical nail avlusion (see: Ingrown toenail)(Condition)
- Surgical nail avulsion (see: Ingrown toenail)(Condition)
- (Self-Care)
- (Default)
- Sustained virologic response - hepatitis C (see: Hepatitis C)(Condition)
- Sutures - cranial (see: Cranial sutures)(Special Topic)
- (Symptoms)
- (Symptoms)
Sv
- SVR - hepatitis C (see: Hepatitis C)(Condition)
Sw
- Swallowing - pain or burning (see: Painful swallowing)(Symptoms)
- Swallowing problems - achalasia (see: Achalasia)(Condition)
- Swallowing problems - esophageal ring (see: Lower esophageal ring)(Condition)
- Swallowing problems for liquids and solids (see: Achalasia)(Condition)
- (Medical Test)
- Swayback (see: Lordosis - lumbar)(Symptoms)
- Sweat - cold (see: Skin - clammy)(Symptoms)
- Sweat chloride (see: Sweat electrolytes test)(Medical Test)
- (Medical Test)
- Sweat test (see: Sweat electrolytes test)(Medical Test)
- Swelling in the abdomen (see: Abdomen - swollen)(Symptoms)
- (Condition)
- Swine flu (see: H1N1 influenza (Swine flu))(Condition)
- Swine flu (H1N1) - what to ask your doctor - child (see: Colds and the flu - what to ask your doctor - child)(Doctor Questions)
- Swollen belly (see: Abdomen - swollen)(Symptoms)
- Swollen glands (see: Swollen lymph nodes)(Symptoms)
- Swollen gums (see: Gums - swollen)(Symptoms)
- (Symptoms)
Sy
- Symptoms of drug use in teenagers (see: Teenagers and drugs)(Special Topic)
- Syncope (see: Fainting)(Symptoms)
- Syndactyly (see: Webbing of the fingers or toes)(Symptoms)
- Syndactyly release (see: Repair of webbed fingers or toes)(Surgery)
- Syndactyly repair (see: Repair of webbed fingers or toes)(Surgery)
- Synostectomy (see: Craniosynostosis repair)(Surgery)
- Synostosis (see: Craniosynostosis)(Condition)
- (Condition)
- Systemic necrotizing vasculitis (see: Polyarteritis nodosa)(Condition)
- Systolic heart murmur (see: Heart murmurs)(Symptoms)