By Dr. Liseane Koga, DDS · Koga Orthodontics · Monroe, LA
Dental crowding is one of the most common reasons families come to Koga Orthodontics. It happens when the jaw doesn’t have enough room for all the teeth, forcing them to overlap, rotate, or push forward out of line. Crowding can look mild — just a few overlapping front teeth — or severe, with teeth stacked and visibly out of alignment.
This post explains how to spot crowding early, what causes it, what treatment options work, and when in a child’s or adult’s timeline to do something about it.
What crowding actually is
Dental crowding is a space problem, not a tooth problem. There’s nothing wrong with the teeth themselves; they just don’t have enough room in the jaw to sit side by side. As teeth erupt and develop, they push against each other for space, and the result is overlap, rotation, or protrusion.
Crowding is different from gaps, which are the opposite problem (too much space) and usually require different treatment. Both can coexist in the same mouth.
Early signs parents and patients notice
In children:
– Baby teeth that don’t have gaps between them (usually a warning sign for future crowding)
– Permanent teeth coming in behind or in front of baby teeth (called “shark teeth”)
– Upper or lower front teeth that visibly overlap
– Difficulty flossing between specific teeth
– Teeth that look “pushed” in different directions
In adults:
– Lower front teeth that have gradually overlapped over years
– A previously straight smile that’s slowly become less aligned (common after ortho treatment without retainer wear)
– Wisdom teeth pressure pushing other teeth forward (debated in research, but worth evaluating)
Why crowding gets worse without treatment
Crowding doesn’t fix itself. More importantly, it tends to progress over time:
– In children, crowding often becomes more pronounced as permanent teeth continue to erupt.
– In adults, the lower front teeth can gradually drift inward across decades — a process sometimes called “late adult crowding.” This happens even to people who had perfectly straight teeth as teens.
Beyond aesthetics, crowding creates real health problems:
– Harder to clean — bristles and floss can’t reach tight overlaps
– Higher cavity and gum disease risk in the overlapped areas
– Uneven tooth wear from abnormal bite contacts
– Increased risk of fracture on teeth taking extra force
Treatment options for crowding at Koga
Pitts21 braces
For moderate-to-severe crowding, especially in teens, Pitts21 self-ligating brackets are our primary recommendation. Pitts21 applies lighter forces than traditional brackets, often shortens treatment time, and handles complex rotations and overlaps effectively. Cases involving Pitts21 use conventional orthodontic impressions for records.
Spark clear aligners
For mild-to-moderate crowding — particularly in adults who want a discreet option — Spark is often the right fit. Spark cases use a digital scan (not impressions) for records, since aligner manufacturing requires a 3D digital model.
Palatal expansion
For children ages 7–11 with upper-jaw crowding, a palatal expander can widen the upper arch to create room before all permanent teeth erupt. This is often the least invasive long-term option when crowding is caught early.
Selective tooth extraction
For severe crowding where neither expansion nor tooth movement alone creates enough space, a few teeth may need to be removed before braces or aligners can align the rest. Dr. Koga only recommends extraction when there’s a clear clinical reason — it’s never a default.
When to act
Age 7: The American Association of Orthodontists recommends every child have their first evaluation by age 7. At this age, we can spot developing crowding before the jaws finish growing — when the simplest interventions (like palatal expansion) are still possible.
Ages 10–13: The window for most comprehensive orthodontic treatment. Permanent teeth are nearly all erupted, growth is active, and treatment works efficiently.
Teen and adult: Any age is fine for treatment. Adults make up roughly a quarter of our practice.
Ignoring it: The longer crowding continues without treatment, the more likely secondary issues (decay, gum disease, fracture, TMJ symptoms) become.
What happens at a Koga crowding consultation
A free initial consultation at any Koga office includes:
– A thorough clinical exam by Dr. Liseane Koga
– Diagnostic photos and a bite check
– Records appropriate to the treatment under consideration — orthodontic impressions for brackets cases, or a digital scan for Spark clear aligner cases
– A specific treatment plan with realistic timeline and cost
– Honest discussion of alternatives, including the option to wait if that’s clinically right
Frequently asked questions
Can crowding fix itself over time?
No. Crowding progresses, not regresses.
Will my child grow into their mouth and fix the crowding?
Sometimes partial correction happens naturally when palatal growth catches up, but severe crowding rarely resolves without intervention.
How much does crowding treatment cost in Monroe?
Cost depends on severity, chosen treatment (Pitts21 braces vs Spark vs expansion), and duration. We quote specifically during the free consultation.
Will crowded teeth cause cavities?
They make cavities more likely because cleaning is harder. Correcting the alignment reduces the risk meaningfully.
How long does crowding treatment take?
Mild cases with Spark: 6–12 months. Moderate-to-severe cases with Pitts21: 18–24 months. Early intervention in children is often just 6–8 months.
Book a free evaluation
If you’ve noticed crowding in yourself or your child, the first step is a free consultation at any Koga location (Monroe, West Monroe, Rayville, Columbia). Call or visit kogaortho.com.
— Dr. Liseane Koga, DDS · Doctor-Owner · Koga Orthodontics