Tracheobronchial irritation (initial manifestation) → pleuritic chest pain, dyspnea and coughing
Atelectasis
Diffuse alveolar damage → Pulmonary edema/ARDS
Tunnel vision
Tinnitus
Nausea
Facial twitching
Irritability (personality changes, anxiety, confusion, etc.)
Seizure
Retinopathy of prematurity (retrolental fibroplasia) - seen in premature infants
Hyperoxic myopia - seen in adults exposed to repeated toxic levels of<unk> 
Resolves spontaneously over several weeks
Resolves spontaneously over several weeks
Oxygen toxicity
Barotrauma of descent
Chlorate toxicity
Otic barotrauma
Lewisite toxicity
Pulmonary barotrauma
Carbon monoxide toxicity
Sinus barotrauma