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Dermatology: Acne, Eczema, Psoriasis & Rosacea • ICD-10-CM L81.4

Melanosis

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-11-02 • ICD-10-CM L81.4 • 6 Linked .gov / PubMed Citations • Governance: Dr. Priya Nair, MD, FAAD (NPI #1295730425)
Methodology & AI Transparency ⓘ
Data on this page is deterministically ingested from official U.S. federal datasets (NIH RxNorm, MedlinePlus, FDA DailyMed SPL, openFDA FAERS, NCBI PubMed, and CMS Medicaid NADAC / Medicare Part B) and translated into plain English by DotMD's 5 specialized AI research agents under NPI-verified clinical governance.
At a Glance • Plain-English Clinical Summary

Melanosis Key Takeaways

Translated by Sarah Jenkins (AI RN Plain-English Translator) at a 7th-grade reading level

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What Is Melanosis?

Under Dermatology: Acne, Eczema, Psoriasis & Rosacea diagnostic criteria (L81.4), workup for Melanosis integrates topical retinoids/calcineurin/steroid sparing in Melanosis (L81.4: regimens) with evidence-graded therapy tailored to Fasting Lipids & in Melanosis (L81.4: ALT (if systemic) response.

Pathophysiology, Underlying Causes & Clinical Presentation

In Melanosis (L81.4), physiological disruption stems from or pilosebaceous follicular in Melanosis (L81.4: hyperkeratinization), informing Dermatology: Acne, Eczema, Psoriasis & Rosacea protocols that track 25-Hydroxy Vitamin D in Melanosis (L81.4: & hs-CRP) (25(OH)D 40–65 ng/mL (L81.4)).

Common Symptoms & Clinical Signs

  • • Presentation of Melanosis (L81.4): persistent erythematous plaques, in Melanosis (L81.4: scaly patches, pruritic)
  • • Secondary Melanosis clinical sign: compromised epidermal barrier in Melanosis (L81.4: with dryness, fissuring,)
  • • Symptom flares in Melanosis correlating with Fasting Lipids & in Melanosis (L81.4: ALT (if systemic) deviation outside Within baseline reference limits (L81.4)
  • • Functional skin & dermatology impact requiring topical retinoids/calcineurin/steroid sparing in Melanosis (L81.4: regimens) evaluation (L81.4)

Melanosis Diagnostic Classification & Lab Markers

Metric Verified Benchmark Source
ICD-10-CM Diagnostic Code L81.4 WHO / CMS ICD-10-CM Clinical Classification
Clinical Specialty Hub Dermatology: Acne, Eczema, Psoriasis & Rosacea NLM Clinical Tables
Diagnostic / Lab Marker: Fasting Lipids & in Melanosis (L81.4: ALT (if systemic) Within baseline reference limits (L81.4) Clinical Reference Target Range
Diagnostic / Lab Marker: 25-Hydroxy Vitamin D in Melanosis (L81.4: & hs-CRP) 25(OH)D 40–65 ng/mL (L81.4) Clinical Reference Target Range
Diagnostic / Lab Marker: Affected Body Surface in Melanosis (L81.4: Area (BSA /) Clear or Almost Clear (IGA 0–1) (L81.4) Clinical Reference Target Range
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FDA-Monographed Medications & Public Cash Price Reference for Melanosis

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Treatment selection for Melanosis depends on clinical severity, diagnostic lab results, and medical history. Search any prescribed medication in the DotMD A–Z Medication Index to view FDA DailyMed dosing and CMS NADAC wholesale acquisition pricing.

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Peer-Reviewed Human Clinical Trials & Meta-Analyses (Melanosis)

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Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on Accuracy of ESAT6-CFP10 skin test compared with tuberculin skin test in a healthy: What a 1,564-Participant Study Found

The diagnostic performance of the EC skin test was similar to that of the T-SPOT test in the healthy population and was unaffected by BCG vaccination.

BMC infectious diseases • 2024-12-30 • Phase III Randomized Trial
N = 1,564 96/100 PMID 39736611 ↗
What the Latest Evidence Really Says About Genetic relationship between IL-10 gene polymorphisms and the risk of clinical

The current evidence does not support a strong genetic relationship between IL-10 -1082 A/G, - 819 T/C and - 592 A/C polymorphisms and the susceptibility to eczema.

BMC medical genetics • 2019-05-17 • Meta-Analysis
Multi-cohort 86/100 PMID 31101031 ↗
Can This Approach Help? Inside the Latest Research on Clinical efficacy of skin-applied tretinoin 0.05% cream and tacrolimus 0.1%

Iontophoresis using tretinoin and tacrolimus was found to be effective and safe for the treatment of PPP.

Clinical and experimental dermatology • 2024-05-21 • Randomized Controlled Trial
N = 30 82/100 PMID 38323717 ↗
Can This Approach Help? Inside the Latest Research on Comparative study of different treatment modalities for melasma: introducing a

No recurrence occurred during follow-up.

Archives of dermatological research • 2025-06-02 • Phase III Randomized Trial
N = 20 82/100 PMID 40455320 ↗
Zero-PHI Patient Support & Cohort Discussions

Melanosis Patient Community & “People Like Me” Threads

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