Dr. Phua's Oral Wellness

29/05/2026

https://www.facebook.com/share/1BbWTSw7pm/?mibextid=wwXIfr

🦷 The Anatomy of Gum Disease

29/05/2026

https://www.facebook.com/share/r/18atAQAKFN/?mibextid=wwXIfr

24/05/2026

https://www.facebook.com/share/1EqhNsRMnR/?mibextid=wwXIfr

04/05/2026

https://www.facebook.com/share/p/1CwaePeK8p/

Internal Resorption ⬇️

▶️ Definition

➟ A progressive, destructive process of intraradicular dentin that begins from within the root canal wall.

➟ It is caused by multinucleated dentinoclasts or odontoclasts acting on the internal dentin surface.

▶️ Etiology Causes

➟ Most common cause is dental trauma.

➟ Other causes include deep caries, excessive heat during restorative procedures, and orthodontic tooth movement.

➟ Crucial board fact: Internal resorption requires a vital, vascular pulp below the lesion to supply clastic cells with blood and nutrients.

➟ If the pulp becomes completely necrotic, internal resorption stops.

▶️ Key Clinical Symptoms High-Yield

➟ Usually asymptomatic and often discovered incidentally on routine radiographs.

➟ Pink tooth of Mummery may be seen if the lesion is in the coronal pulp chamber.

➟ The pink color occurs because highly vascular inflamed granulation tissue shines through thinned enamel and dentin.

▶️ Radiographic Findings High-Yield

➟ Smooth, well-defined, symmetrical ballooning or oval radiolucent enlargement of the root canal space.

➟ The original root canal outline is lost or distorted at the site of the lesion.

➟ The lesion usually stays centered in the canal on angled radiographs because it is located inside the canal.

▶️ Complications

➟ If untreated, the resorptive defect may progress through dentin and cementum.

➟ This can cause intraosseous root perforation.

➟ Perforation makes the tooth much harder to save and lowers the prognosis.

▶️ Treatment & Prognosis

➟ Definitive treatment is prompt root canal therapy.

➟ Removing the vital pulp cuts off blood supply to odontoclasts and stops the resorptive process.

➟ Warm vertical condensation or thermoplasticized gutta-percha may be needed to fill the ballooned, irregular defect.

➟ Prognosis is excellent if treated before perforation.

➟ Prognosis becomes poor or questionable if a large perforation has already occurred.

❇️ Board Exam Differentiator

➟ Internal resorption: Canal outline bulges and is lost within the defect.

➟ External resorption: Canal outline can still be traced through the radiolucent lesion.

26/04/2026

https://www.facebook.com/share/18WAqKGopM/?mibextid=wwXIfr

New Dental Sedation Rules Just Dropped

The way dentists use sedation is changing—and it’s a BIG deal for patient safety. 🦷⚠️

After nearly a decade, the American Dental Association (ADA) has rolled out major new guidelines that could redefine how anesthesia is used and taught in dentistry worldwide.

💡 Here’s what’s changing:
• Stricter patient safety protocols
• More precise drug dosing & documentation
• BMI now part of vital checks
• Oxygen support recommended in more cases
• Mandatory emergency preparedness & drills

👉 Translation? Safer procedures. Better-trained dentists. Higher standards across clinics.

But that’s not all…

🎓 Dental education is also getting a serious upgrade. Students will now face stronger competency requirements before performing sedation—closing critical safety gaps early.

👶 And for children? New pediatric sedation guidelines are already in the works—meaning even tighter protections are coming soon.

⚠️ Why this matters:
Sedation is used in everything from simple procedures to complex surgeries. One mistake can be life-threatening. These changes aim to prevent that—before it happens.

This isn’t just an update. It’s a shift in how dentistry approaches safety.

🔗 Read the full breakdown here: https://www.dentalnews.pk/25-Apr-2026/ada-updates-sedation-anesthesia-guidelines-dentistry-safety

📲 Stay ahead of every major dental update
Join Dental News Pakistan on WhatsApp now: https://whatsapp.com/channel/0029Vb2RYEE8qJ02L1iUAt0W

21/04/2026

The dental industry is about to face its biggest disruption in history. Advanced clinical trials have proven that a revolutionary intravenous drug can literally regrow missing teeth in human adults. This breakthrough medicine works by targeting and deactivating the USAG-1 protein, which naturally suppresses tooth growth in our bodies.

Once this protein is temporarily blocked, something remarkable happens. The dormant third set of tooth buds hidden deep within human jawbones awakens and begins growing completely new teeth. During Phase 2 trials, adult patients with severe tooth loss successfully grew biologically perfect natural teeth featuring real enamel, living roots, and proper blood flow.

This represents a seismic shift from mechanical prosthetics to genuine regenerative biology. Instead of expensive titanium implants or ceramic crowns that require constant maintenance, patients will soon restore their perfect natural smiles through a simple medical infusion. The technology proves our bodies still possess incredible untapped regenerative capabilities waiting to be unlocked by advanced pharmacology. With fast-track approval from international regulatory agencies, this treatment could revolutionize dental care and make the billion-dollar implant industry obsolete."

18/04/2026

https://www.facebook.com/share/1E76LjsKE4/?mibextid=wwXIfr

MANILA, Philippines — A measure that seeks to expand dental health services has been filed at the House of Representatives.

Read more: https://tmt.news/2318649

18/04/2026

10/04/2026

https://www.facebook.com/share/p/1Gzn55fcLL/

Scientists from Israel, China, and Singapore have identified 3,3′-Diindolylmethane (DIM), a natural compound found in cruciferous vegetables like broccoli and cabbage, as a powerful defender against harmful oral bacteria. It specifically targets Streptococcus mutans, the main contributor to plaque buildup and cavities, by breaking down the sticky biofilms they form on teeth.

What makes this discovery exciting is its safety profile. DIM shows no harmful effects while effectively disrupting these bacterial layers, making it a strong candidate for everyday oral care products like toothpaste, mouthwash, or sprays.

Already studied for its anti-cancer properties, DIM now reveals another promising benefit. This breakthrough highlights how simple, natural foods may hold the key to improving global oral health.

Source: International research collaboration (Israel, China, Singapore)

10/04/2026

https://www.facebook.com/share/p/1Rro4pVcG8/

A cavity is more than a surface issue it’s a bacterial infection. When oral bacteria feed on sugars, they produce acids that weaken enamel. Once this barrier breaks, the infection can travel deeper into the tooth, reaching the pulp where nerves and blood vessels reside. At this stage, it can form an abscess, allowing bacteria to move beyond the tooth itself.

If untreated, the infection may spread to surrounding tissues or even enter the bloodstream. In severe cases, it has been linked to complications like Infective Endocarditis and Sepsis. Early cavities often show no symptoms, making regular dental care essential.

Source: Dental and medical research literature