Related Experiment Video
Updated: Oct 1, 2025

Oral Biofilm Sampling for Microbiome Analysis in Healthy Children
Published on: December 31, 2017
Petechiae and subconjunctival hemorrhages in a child after a visit to the dentist
Katherine W Canty1, Supriya Sharma2, Kyle McLain3
1Department of Pediatrics, Harbor-UCLA Medical Center, USA.
Insights
Facial petechiae and subconjunctival hemorrhages in children can indicate traumatic asphyxia, often from strangulation. Medical providers must consider non-accidental trauma in diagnosis to prevent further harm.
Area of Science:
- Ophthalmology
- Pediatrics
- Forensic Medicine
Background:
- Subconjunctival hemorrhages and facial petechiae are uncommon oculo-cutaneous findings in children.
- These signs can indicate increased intrathoracic pressure, potentially due to strangulation or traumatic asphyxia.
Observation:
- A 5-year-old female presented with facial petechiae and bilateral subconjunctival hemorrhages post-dental appointment.
- The child reported physical restraint and impact by the dentist.
- Initial EMS assessment suggested an allergic reaction.
Findings:
- The patient was diagnosed with traumatic asphyxia, evidenced by extensive facial petechiae, subconjunctival hemorrhages, and facial swelling.
- The diagnosis was made despite initial mischaracterization of symptoms.
Implications:
- Medical providers must recognize the signs of traumatic asphyxia in pediatric patients.
- Non-accidental trauma should be a primary consideration, especially in the absence of a clear accidental injury history.
- Reporting child physical abuse by healthcare providers, though not mandated, is crucial for patient safety and preventing future harm.
Introduction:
Subconjunctival hemorrhages and facial petechiae are rare oculo-cutaneous findings in the pediatric population and can be a sign of strangulation or traumatic asphyxia as a result of increased intrathoracic pressure.
Case Presentation:
A 5-year-old female presented to medical care with facial petechiae and bilateral subconjunctival hemorrhages following a routine dental appointment. The child disclosed being physically restrained and "smacked" by the dentist. While her symptoms were initially characterized as an allergic reaction by Emergency Medical Services, the child was ultimately diagnosed with traumatic asphyxia due to her extensive facial petechiae and subconjunctival hemorrhages and reported facial swelling.
Conclusion:
It is imperative for medical providers to recognize the clinical presentation of traumatic asphyxia, as non-accidental trauma should be considered in a child without a history of accidental injury. While reporting to a licensing body is not mandated in cases of child physical abuse perpetrated by health care providers, it is an important step in preventing future patient harm.
Related Concept Videos
Epistaxis
Etiology
Possible causes of this condition include high blood pressure, trauma, low humidity, upper respiratory tract infections, allergies, foreign bodies, nasal inhalation of corticosteroids or illicit drugs, excessive use of decongestant nasal sprays, facial or nasal surgery, anatomic malformation, tumors, or systemic...
Disorders of Hemostasis
Thromboembolic Disorders
Two factors primarily cause thromboembolic conditions.
Endocarditis II: Clinical Features of Infective Endocarditis
Tooth Anatomy
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or...
Tonsillitis II: Management
Assessment of apical pulse
Assessing the apical pulse is a critical nursing procedure, particularly indicated for:

