Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Tooth Anatomy

Tooth Anatomy

The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth.
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 grinding food.

Allergic Reactions: Anaphylaxis

Allergic Reactions: Anaphylaxis

Anaphylaxis is a severe, life-threatening hypersensitivity reaction mediated by Immunoglobulin E (IgE) antibodies. When IgE binds to allergens, it triggers the release of mediators– histamine, leukotrienes, and prostaglandins from mast cells and basophils. These mediators cause vasodilation, edema, and inflammation, leading to various symptoms.The primary allergens causing anaphylaxis include food items (e.g., peanuts, shellfish), drugs (e.g., penicillin, asparaginase, corticotropin, heparin),...

The Availability Heuristic

The Availability Heuristic

A heuristic is a general problem-solving framework (Tversky & Kahneman, 1974). You can think of these as mental shortcuts that are used to solve problems. Different types of heuristics are used in different types of situations, and the impulse to use a heuristic occurs when one of five conditions is met (Pratkanis, 1989):

Allergic Reactions

Allergic Reactions

Local Anesthetics: Adverse Effects

Local Anesthetics: Adverse Effects

While local anesthetics are generally safe and well-tolerated, they can occasionally cause adverse effects that vary in severity. Local anesthetics can induce toxicity at two distinct levels. They can either produce local effects through direct contact with the neural elements or be absorbed into the bloodstream from the injection site, leading to systemic effects.
Once absorbed into the systemic circulation, local anesthetics can affect the organs that depend on the functioning of sodium...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Intra- and Inter-Rater Reliability and Validation of Orofacial Cleft Classification in the Cleft Collective Cohort Study.

The Cleft palate-craniofacial journal : official publication of the American Cleft Palate-Craniofacial Association·2026

Same author

Blunt Traumatic Isolated Left External Iliac Vein Injury Without Pelvic Fracture.

Cureus·2026

Same author

Malrotation of Kidney Ectopia and Spontaneous Renal Vein Thrombosis.

Cureus·2026

Same author

Implementation of an AI-assisted tele-stroke robot to optimize acute stroke care: a case series from the SEHA Healthcare Network, UAE.

International journal of emergency medicine·2025

Same author

Systemic Embolism From Aortic Arch Thrombus Following Warfarin Discontinuation: A Case Report.

Cureus·2025

Same author

Attrition From Pediatric Interdisciplinary Chronic Pain Clinics: Utilizing the "Paediatric Electronic Persistent Pain Outcomes Collaboration (PaedePPOC) Database".

The Clinical journal of pain·2025

Search research articles

Related Experiment Video

Updated: Jun 3, 2026

Fixation of Ultrasound Transducers for Spinal Cord Neuromodulation in Mice

Fixation of Ultrasound Transducers for Spinal Cord Neuromodulation in Mice

Published on: August 1, 2025

Dentist's drill allergy?

David Sainsbury, Thiagarajan Jaiganesh

International Journal of Emergency Medicine

|March 5, 2011

Summary

Subcutaneous emphysema, a rare dental complication, can mimic allergic reactions. Prompt recognition and appropriate management are crucial for patient safety following dental procedures.

Area of Science:

Dentistry
Emergency Medicine
Medical Complications

Background:

Subcutaneous emphysema of the face and neck is a potential complication of restorative dentistry.
Air turbine drills used in dental procedures can introduce air into tissues, leading to emphysema.
Misdiagnosis of this condition can lead to unnecessary emergency medical interventions.

Purpose of the Study:

To present a case of subcutaneous emphysema following dental work.
To highlight the importance of differential diagnosis between emphysema and anaphylaxis.
To discuss the management and prevention of post-dental subcutaneous emphysema.

Main Methods:

Case report presentation.
Review of differential diagnosis for facial and neck swelling post-dentistry.

Keywords:

Dental air turbine drill Subcutaneous emphysema

More Related Videos

Long-term Potentiation of Perforant Pathway-dentate Gyrus Synapse in Freely Behaving Mice

Long-term Potentiation of Perforant Pathway-dentate Gyrus Synapse in Freely Behaving Mice

Published on: November 29, 2013

Related Experiment Videos

Last Updated: Jun 3, 2026

Fixation of Ultrasound Transducers for Spinal Cord Neuromodulation in Mice

Fixation of Ultrasound Transducers for Spinal Cord Neuromodulation in Mice

Published on: August 1, 2025

Long-term Potentiation of Perforant Pathway-dentate Gyrus Synapse in Freely Behaving Mice

Long-term Potentiation of Perforant Pathway-dentate Gyrus Synapse in Freely Behaving Mice

Published on: November 29, 2013

Discussion of management strategies, including oxygen therapy and preventative measures.

Main Results:

A patient developed subcutaneous emphysema after a dental procedure.
The condition was initially misdiagnosed as an allergic/anaphylactic reaction.
The case underscores the need for awareness among dental and medical professionals.

Conclusions:

Subcutaneous emphysema is a recognized, albeit uncommon, complication of restorative dentistry.
Distinguishing emphysema from anaphylaxis is critical for appropriate patient care.
Education on preventative techniques and proper management is essential for healthcare providers.