Sacral dimple
Saddle nose
Sadness
Salivation
Scales
Scleral injection
Scrotal swelling
Seizures
Semen - bloody
Sensitivity to heat
Sensitivity to the cold
Sensorineural deafness
Sensory hallucinations
Sensory loss
Separation of the sutures
Sexual dysfunction - female
Sexual dysfunction - male
Sexual intercourse - painful
Shin splints
Shivering
Short philtrum
Short stature
Shortness of breath
Shoulder pain
Sibilant rhonchi
Side pain
Simian crease
Single palmar crease
Singultus
Skeletal limb abnormalities
Skin - abnormally dark or light
Skin - clammy
Skin - dry
Skin - yellow
Skin blushing/flushing
Skin bumps - acne-like
Skin color - patchy
Skin discoloration - bluish
Skin flaking
Skin hemorrhages
Skin lesion
Skin lumps
Skin pale or gray
Skin rash
Skin redness or inflammation
Skin spots - red
Skin turgor
Sleepiness - during the day
Sleeping difficulty
Sleeplessness
Slow involuntary movements of large muscle groups
Slow rate of growth
Slurred speech
Smell - impaired
Sneezing
Snoring
Soft spot - bulging
Soft spot - large
Soft spot - sunken
Somnolence
Sore throat
Sores on the female genitals
Sores or ulcers on the male genitals
Spasms of the hands or feet
Spasticity
Speech impairment (adult)
Spider fingers
Spitting up blood
Spleen enlargement
Splenomegaly
Splinter hemorrhages
Spoon nails
Spotting
Startle reflex
Startle response
Sternutation
Stiffness in a joint
Stomach pain
Stomach upset
Stools - black or tarry
Stools - bloody
Stools - floating
Stools - foul smelling
Stools - pale or clay colored
Stools - watery
Stress
Stress and anxiety
Stretch marks
Striae
Striae atrophica
Striae distensae
Stridor
Stuffy nose
Stuporous
Subcutaneous air
Subcutaneous emphysema
Sunburn
Sunken fontanelles
Supernumerary digits
Supernumerary nipples
Sutures - ridged
Sutures - separated
Swallowing difficulty
Swallowing pain or burning
Swayback
Sweat - cold
Sweating
Sweating - absent
Swelling
Swelling in the abdomen
Swelling of a joint
Swelling of the ankles - feet - legs
Swelling of the face
Swelling of the scrotum
Swollen belly
Swollen eye or conjunctiva
Swollen glands
Swollen gums
Swollen lymph nodes
Syncope
Syndactyly