Ice cream headaches
Ichthyosis vulgaris
Impacted wisdom teeth
Impetigo
Impetigo contagiosa
Incompetent cervix
Infant acid reflux
Infant botulism
Infant jaundice
Inflammatory breast cancer
Influenza (flu)
Ingrown hair
Ingrown toenails
Inguinal hernia
Inhalation (pulmonary) anthrax
Insomnia
Intermittent explosive disorder
Interstitial cystitis
Interstitial lung disease
Intestinal obstruction
Intracranial hematoma
Invasive lobular carcinoma
Inverse psoriasis
Iritis
Iron deficiency anemia
Irritable bowel syndrome
Ischemic colitis
Ischemic priapism