Ice pick scars are the narrow, deep, V-shaped pits that look as though the skin was punctured with a fine point. They are the most challenging acne scar to treat, because they are deeper than they are wide — surface resurfacing simply cannot reach the bottom of the channel.

The technique built for them is TCA CROSS — a focused, high-strength acid applied precisely into each pit to rebuild collagen from the base upward, tightening and shallowing the scar over several sessions. Very deep or wide-mouthed ice pick scars may instead suit punch techniques.

Dr Azra Vaziri assesses each ice pick scar individually in Dubai and selects the right method per scar. See how it fits the full picture in the acne scar treatment menu and the scar-type guide.

Ice pick scars form when deep, inflamed acne (often cysts) destroys tissue in a narrow column, leaving a fine channel that tapers to a point in the dermis. Their defining feature is that they are deeper than they are wide — often less than 2 mm across at the surface but extending well below. This geometry is why treatments that resurface the top of the skin have little effect: the base of the scar sits far beneath the reach of standard microneedling or peels.

How to recognise them: small, sharp, deep pits that look like enlarged, angular pores; most common on the cheeks. Distinguishing them from narrow boxcar scars matters, because ice pick scars need a technique that works inside the channel rather than across the surface.

Ice pick scars need collagen rebuilt from deep within the channel. The techniques below work at that depth, and are usually combined with a resurfacing step to blend the result.

TCA CROSS

A high-strength trichloroacetic acid is applied precisely into the base of each pit (CROSS = Chemical Reconstruction Of Skin Scars). It triggers focused collagen formation that shallows and tightens the channel over repeated sessions. The most targeted option for ice pick scars.

Sessions: typically 3–6, spaced 4–8 weeks apart

Punch Techniques

For the deepest or widest-mouthed ice pick scars, a tiny punch can remove or elevate the scar so it heals as a flatter, more treatable surface. Used selectively on individual scars that will not respond to TCA CROSS alone.

Role: reserved for the deepest individual scars

RF Microneedling

After the pits are shallowed with TCA CROSS, RF microneedling improves the surrounding texture and overall collagen, blending the treated scars into smoother skin.

Role: texture blending after focal treatment

Why Not Subcision?

Subcision works on tethered depressions like rolling scars — not on narrow ice pick channels, which are not tethered. Knowing this avoids the wrong treatment and wasted sessions.

Better for: rolling & tethered boxcar scars

1. Per-scar assessment — each ice pick scar is judged individually; TCA CROSS suits most, punch techniques a few. Active acne is controlled first.
2. Focal treatment — TCA CROSS is applied precisely into each pit. You may notice a brief sting and a small white frost that fades over days.
3. Recovery — tiny scabs form at each treated point and heal over about a week. Strict sun protection is essential, especially in the UAE, to avoid pigmentation.
4. Patience pays — ice pick scars improve gradually across several sessions. They are the slowest scar type to respond, but steady tightening is achievable.