Medically reviewed by Deeptej Singh, MD Nodular acne, or nodulocystic acne, is severe, inflammatory acne that causes acne nodules to form under your skin. These painful bumps can appear as ...

Nodules and cysts: These are more severe than other types of acne. They are large, painful acne lesions that develop deep within the skin. Cysts are pus-filled, and nodules do not contain pus.

Severity can range from mild to moderate (Figure 2) to severe (Figure 3). Rarely, a biopsy may be required for a firm diagnosis. The differential diagnosis for acne is quite broad.

Microneedle acne patch: Micro-needle, or micro dart acne patches, are the best option for a more penetrative treatment. They may help nodular or deep cystic acne.

You’ve tried multiple treatments for acne—from topical retinoids to benzoyl peroxide to oral antibiotics—and your acne still isn’t clearing up. You have severe, nodular cystic acne.

Approved for the treatment of severe recalcitrant nodular acne in patients aged 12 years and older, micronized isotretinoin 0.4 mg/kg to 0.8 mg/kg diffused in a lipid carrier system is supposed to ...

Microneedle acne patch: Micro-needle, or micro dart acne patches, are the best option for a more penetrative treatment. They may help nodular or deep cystic acne.

Five patients with moderate to severe cystic acne were included in the pilot study. Each received three ablative fractional carbon dioxide laser treatments approximately 4 weeks apart.

Microneedle acne patch: Micro-needle, or micro dart acne patches, are the best option for a more penetrative treatment. They may help nodular or deep cystic acne.