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Choanal atresia
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Summary of Choanal atresia
Choanal atresia is a congenital disorder where the back of the nasal passage (choana) is blocked, usually by abnormal bony or soft tissue (membranous) due to failed recanalization of the nasal fossae during fetal development. It can be unilateral or bilateral. 

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Notes

Respiratory system

Pathology

Upper respiratory tract disorders
Choanal atresia
Laryngomalacia
Allergic rhinitis
Nasal polyps
Upper respiratory tract infection
Sinusitis
Laryngitis
Retropharyngeal and peritonsillar abscesses
Bacterial epiglottitis
Nasopharyngeal carcinoma
Lower respiratory tract disorders
Tracheoesophageal fistula
Congenital pulmonary airway malformation
Pulmonary hypoplasia
Neonatal respiratory distress syndrome
Transient tachypnea of the newborn
Meconium aspiration syndrome
Apnea of prematurity
Sudden infant death syndrome
Acute respiratory distress syndrome
Altitude sickness
Decompression sickness
Cyanide poisoning
Methemoglobinemia
Emphysema
Chronic bronchitis
Asthma
Cystic fibrosis
Bronchiectasis
Alpha 1-antitrypsin deficiency
Restrictive lung diseases
Sarcoidosis
Idiopathic pulmonary fibrosis
Pneumonia
Croup
Bacterial tracheitis
Lung cancer
Pancoast tumor
Superior vena cava syndrome
Pleura and pleural space disorders
Pneumothorax
Pleural effusion
Mesothelioma
Pulmonary vascular disorders
Pulmonary embolism
Pulmonary edema
Pulmonary hypertension
Apnea and hypoventilation
Sleep apnea
Apnea of prematurity
Respiratory system pathology review
Respiratory distress syndrome: Pathology review
Cystic fibrosis: Pathology review
Pneumonia: Pathology review
Tuberculosis: Pathology review
Deep vein thrombosis and pulmonary embolism: Pathology review
Pleural effusion, pneumothorax, hemothorax and atelectasis: Pathology review
Obstructive lung diseases: Pathology review
Restrictive lung diseases: Pathology review
Apnea, hypoventilation and pulmonary hypertension: Pathology review
Lung cancer and mesothelioma: Pathology review

Assessments
Choanal atresia

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Questions

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High Yield Notes
3 pages
Flashcards

Choanal atresia

6 flashcards
Questions

USMLE® Step 1 style questions USMLE

1 questions

USMLE® Step 2 style questions USMLE

1 questions
Preview

An hour-old newborn boy is brought to the pediatric emergency department because of respiratory distress for the past 30 minutes. The boy is born to a primigravid mother at home with a midwife. The mother reports that the baby turns blue and has difficulty breathing when she tries to nurse him. Physical examination shows an actively crying baby who is pink all over. When the baby attempts to suck on a gloved finger, he turns cyanotic with intercostal and supraclavicular retractions. Which of the following is most appropriate next best step in management?