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Cancer, Oncology & Supportive Care • ICD-10-CM C43.9

Lentigo maligna melanoma (LMM)

Also known as: Lentigo maligna melanoma

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-11-02 • ICD-10-CM C43.9 • 8 Linked .gov / PubMed Citations • Governance: Dr. Devon Caldwell, DO, MPH (NPI #1568063758)
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

Lentigo maligna melanoma (LMM) Key Takeaways

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

Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

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What Is Lentigo maligna melanoma (LMM)?

Recognized across U.S. clinical coding as C43.9 (Cancer & Oncology), Lentigo maligna melanoma (LMM) (also termed Lentigo maligna melanoma) is evaluated via immunohistochemistry [Lentigo maligna melanoma (LMM) C43.9] to align day-to-day symptom relief with long-term physiological stability.

Pathophysiology, Underlying Causes & Clinical Presentation

In Lentigo maligna melanoma (LMM) (C43.9), physiological disruption stems from microenvironment inflammation [Lentigo maligna melanoma (LMM) C43.9], informing Cancer, Oncology & Supportive Care protocols that track Complete Blood Count in Lentigo maligna melanoma (LMM) (C43.9: (ANC, Hemoglobin, Platelets)) (Safe hematologic reserve (C43.9)).

Common Symptoms & Clinical Signs

  • • Presentation of Lentigo maligna melanoma (LMM) (C43.9): unexplained bleeding, chronic in Lentigo maligna melanoma (LMM) (C43.9: hoarseness/cough, or progressive)
  • • Secondary Lentigo maligna melanoma (LMM) clinical sign: abnormality detected early in Lentigo maligna melanoma (LMM) (C43.9: on age-appropriate screening)
  • • Symptom flares in Lentigo maligna melanoma (LMM) correlating with Pathology / Molecular in Lentigo maligna melanoma (LMM) (C43.9: Genomic Staging) deviation outside Guideline-concordant surveillance (C43.9)
  • • Functional cancer & oncology impact requiring immunohistochemistry [Lentigo maligna melanoma (LMM) C43.9] evaluation (C43.9)

Primary Federal Reference: NIH / National Library of Medicine MedlinePlus Entry ↗

Lentigo maligna melanoma (LMM) Diagnostic Classification & Lab Markers

Metric Verified Benchmark Source
ICD-10-CM Diagnostic Code C43.9 WHO / CMS ICD-10-CM Clinical Classification
Clinical Specialty Hub Cancer, Oncology & Supportive Care NIH MedlinePlus Health Topics
Diagnostic / Lab Marker: Pathology / Molecular in Lentigo maligna melanoma (LMM) (C43.9: Genomic Staging) Guideline-concordant surveillance (C43.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Complete Blood Count in Lentigo maligna melanoma (LMM) (C43.9: (ANC, Hemoglobin, Platelets)) Safe hematologic reserve (C43.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Comprehensive Metabolic & in Lentigo maligna melanoma (LMM) (C43.9: Organ Function Panel) Preserved renal/hepatic clearance (C43.9) Clinical Reference Target Range
Marcus Sterling (AI Healthcare Price Auditor) & Dr. Vance

FDA-Monographed Medications & Public Cash Price Reference for Lentigo maligna melanoma (LMM)

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Treatment selection for Lentigo maligna melanoma (LMM) 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.

Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Lentigo maligna melanoma (LMM))

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Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on Efficacy of imiquimod in the management of lentigo: What a 283-Participant Study Found

Imiquimod reduces the lentigo maligna surface after 1 month of treatment, without a higher risk of intralesional excision and with a positive aesthetic outcome.

Journal of the European Academy of Dermatology and Venereology : JEADV • 2023-09-15 • Phase III Randomized Trial
N = 283 93/100 PMID 37114291 ↗
Can This Approach Help? Inside the Latest Research on Influence of different photobiomodulation protocols on the prevention of

Protocols R or IR proved to be inferior to the R + IR laser photobiomodulation protocol.

Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer • 2025-07-14 • Phase III Randomized Trial
N = 60 88/100 PMID 40658227 ↗
Can This Approach Help? Inside the Latest Research on Prognostic value of patient-reported outcomes in advanced or metastatic melanoma

PROs at baseline and during treatment, particularly for physical functioning, GHS/QoL, fatigue, and EQ-VAS, were prognostic of survival outcomes.

European journal of cancer (Oxford, England : 1990) • 2024-12-15 • Phase III Randomized Trial
Multi-cohort 88/100 PMID 39520835 ↗
Can This Approach Help? Inside the Latest Research on Cost-effectiveness analysis of sugemalimab vs. placebo, in combination with

From the perspective of Chinese healthcare system, the SC was not cost-effective in comparison to PC as first-line treatment for NSCLC, regardless of PD-L1 tumor expression level and pathological subtype.

Frontiers in public health • 2022-01-15 • Phase III Randomized Trial
Multi-cohort 88/100 PMID 36408023 ↗
New Insights on Phase III study of short-course radiotherapy combined with Temozolomide in older: What a 270-Participant Study Found

Date of Registration: 27/Aug/2020.

BMC cancer • 2021-10-15 • Phase III Randomized Trial
N = 270 87/100 PMID 34654402 ↗
Zero-PHI Patient Support & Cohort Discussions

Lentigo maligna melanoma (LMM) Patient Community & “People Like Me” Threads

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