Icterus
Impaired memory
Impaired swallowing
Impaired vision
Impairment of speech
Impotence
Inability to sleep
Inability to speak
Inability to use objects and perform tasks
Inconsolability
Incontinence - bowel
Incontinence - urinary
Incoordination and irregularity of voluntary movements
Increased appetite
Increased head circumference
Increased thirst
India rubber skin
Indigestion
Infant - lack of interest in feeding
Infantile reflexes
Insomnia
Intercostal retractions
Intermenstrual bleeding
Intermittent claudication
Intertrigo
Intolerance to cold
Intolerance to heat
Involuntary body movements
Involuntary eye movements
Involuntary slow and twisting movements
Irregular heartbeat
Irregular menstruation
Irregularity of bowels
Irritability
Itching
Itching - burning eyes
Itching - vaginal area