Airway obstruction
Anaphylaxis
Angioedema
Aspirated foreign body
Asthma exacerbation
Anaphylaxis
Angioedema
Aspirated foreign body
Asthma exacerbation
Structural
Bronchopulmonary dysplasia
Choanal atresia
Neoplasm
Subglottic stenosis
Tracheoesophageal fistula
Tracheomalacia
Spontaneous pneumothorax
Bronchopulmonary dysplasia
Choanal atresia
Neoplasm
Subglottic stenosis
Tracheoesophageal fistula
Tracheomalacia
Spontaneous pneumothorax
Infectious
Bacterial tracheitis
Bronchiolitis (peds), URI
Croup
Epiglottitis
Pertussis
Pneumonia
Cystic fibrosis exacerbation
Bacterial tracheitis
Bronchiolitis (peds), URI
Croup
Epiglottitis
Pertussis
Pneumonia
Cystic fibrosis exacerbation
Trauma
Rib fractures
Flail chest
Traumatic pneumothorax<unk>  contusion
Rib fractures
Flail chest
Traumatic pneumothorax<unk>  contusion
Other
Inhalation exposure
Meconium aspiration syndrome<unk>  edema<unk>  cor pulmonale
Respiratory distress syndrome
Inhalation exposure
Meconium aspiration syndrome<unk>  edema<unk>  cor pulmonale
Respiratory distress syndrome
Congenital heart disease
Vascular ring
Cardiac tamponade
Congestive Heart Failure (peds)
Myocarditis (peds)
Normal neonatal periodic breathing (misinterpreted by caregivers as abnormal)
Brief resolved unexplained event
Anemia
Abdominal distension (e.g. SBO, liver failure
Neonatal abstinence syndrome
Decreased perfusion states
Pediatric shock
Sepsis (peds)
Dehydration (peds)
Metabolic acidosis
Diabetic ketoacidosis (peds)
Inborn errors of metabolism
Salicylate toxicity
CO Poisoning
Diaphragm injury
Renal Failure
Electrolyte abnormalities
Organophosphate toxicity
Tick paralysis
Fever (Peds)
Panic attack
Porphyria
Pediatric shock
Sepsis (peds)
Dehydration (peds)
Diabetic ketoacidosis (peds)
Inborn errors of metabolism
Salicylate toxicity
Newborn resuscitation
Hypoxia
Primary apnea
Secondary apnea
Hypothermia
Hypoglycemia
Meconium aspiration syndrome
Anemia (abruption)
Infant scalp hematoma
Transient tachypnea of the newborn
Respiratory distress syndrome
Congenital pneumonia
Congenital heart disease
Neonatal sepsis
Pneumothorax<unk> Primary apnea
Secondary apnea
Pulmonary hypertension 
Airway obstruction
Bronchopulmonary dysplasia
Anaphylaxis
Empyema
Angioedema
Pneumoconiosis
Aspirated foreign body