KEY FACTS Terminology Benign, self-limited viral inflammation of upper airway Symmetric subglottic edema results in stridor & characteristic “barky” cough Imaging Diagnosis usually clinical; radiographs used to exclude more serious causes of stridor Frontal view: Often more revealing than lateral…
KEY FACTS Terminology Extranodal purulent fluid collection in retropharyngeal space (RPS) Imaging Lateral radiograph: Wide prevertebral distance with loss of normal contours at hypopharynx-esophagus interface CECT best tool for rapid characterization & evaluation of extent/complications RPS distended by defined, ovoid,…
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KEY FACTS Terminology Congenital narrowing of anterior bony nasal passageway [pyriform aperture (PA)] You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here
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Introduction Anatomically & functionally, the pediatric airway can be divided into upper & lower segments at the glottis (larynx) or large & small airways at the transition from the cartilage-containing bronchi proximally to the distal airways that lack supporting cartilage.…
Introduction The parameters below often factor into imaging tests ordered to work-up pediatric diseases. In light of safety concerns associated with these elements, there are some situations where reasonable alternatives to the associated tests (including close clinical follow-up) should be…