dotMD.com
Hair Loss, Alopecia & Scalp Conditions • ICD-10-CM L65.9

Nonscarring hair loss

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-11-02 • ICD-10-CM L65.9 • 7 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

Nonscarring hair loss 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

Ask our AI Specialists anything about Nonscarring hair loss

3 of 3 Free Questions Remaining

What Is Nonscarring hair loss?

Clinical triage of Nonscarring hair loss (L65.9) in Hair & Scalp relies on early follicle preservation in Nonscarring hair loss (L65.9: with 5-alpha-reductase modulators), guiding step-wise therapeutic adjustments toward 25-Hydroxy Vitamin D in Nonscarring hair loss (L65.9: & Zinc) (25(OH)D 45 – 70 ng/mL (L65.9)).

Pathophysiology, Underlying Causes & Clinical Presentation

Tissue-level etiology in Nonscarring hair loss (L65.9) features perifollicular autoimmune lymphocytic in Nonscarring hair loss (L65.9: attack (alopecia areata)). therapeutic stabilization in hair & scalp is verified against 25-Hydroxy Vitamin D in Nonscarring hair loss (L65.9: & Zinc).

Common Symptoms & Clinical Signs

  • • Presentation of Nonscarring hair loss (L65.9): excess telogen hair in Nonscarring hair loss (L65.9: shedding)
  • • Secondary Nonscarring hair loss clinical sign: discrete smooth circular in Nonscarring hair loss (L65.9: patches of sudden)
  • • Symptom flares in Nonscarring hair loss correlating with TSH & Free in Nonscarring hair loss (L65.9: T4) deviation outside TSH 0.8 – 2.5 mIU/L (L65.9)
  • • Functional hair & scalp impact requiring early follicle preservation in Nonscarring hair loss (L65.9: with 5-alpha-reductase modulators) evaluation (L65.9)

Nonscarring hair loss Diagnostic Classification & Lab Markers

Metric Verified Benchmark Source
ICD-10-CM Diagnostic Code L65.9 WHO / CMS ICD-10-CM Clinical Classification
Clinical Specialty Hub Hair Loss, Alopecia & Scalp Conditions NLM Clinical Tables
Diagnostic / Lab Marker: TSH & Free in Nonscarring hair loss (L65.9: T4) TSH 0.8 – 2.5 mIU/L (L65.9) Clinical Reference Target Range
Diagnostic / Lab Marker: 25-Hydroxy Vitamin D in Nonscarring hair loss (L65.9: & Zinc) 25(OH)D 45 – 70 ng/mL (L65.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Total/Free Testosterone & in Nonscarring hair loss (L65.9: DHEA-S (if androgenic)) Age/sex physiological range (L65.9) Clinical Reference Target Range
Marcus Sterling (AI Healthcare Price Auditor) & Dr. Vance

FDA-Monographed Medications & Public Cash Price Reference for Nonscarring hair loss

Check Drug Interactions →

Treatment selection for Nonscarring hair loss 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 (Nonscarring hair loss)

Browse All PubMed Translations →
Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on A randomized, compared against a dummy pill (placebo) trial of 5% and 2%: What a 381-Participant Study Found

In this 48-week study of 381 women with female pattern hair loss, 5% applied to the skin minoxidil was superior to placebo on each of the 3 primary efficacy end points: promoting hair growth as measured by change in nonvellus...

Journal of the American Academy of Dermatology • 2004-04-15 • Randomized Controlled Trial
N = 381 93/100 PMID 15034503 ↗
What the Latest Evidence Really Says About Efficacy of non-surgical treatments for androgenetic hair

High-quality randomized controlled trials and head-to-head trials are required to support these findings and aid in the development of more standardized protocols, particularly for PRP.

Journal of the European Academy of Dermatology and Venereology : JEADV • 2018-12-15 • Meta-Analysis
N = 45 92/100 PMID 29797431 ↗
Can This Approach Help? Inside the Latest Research on Benefits and safety of Efinaconazole 10% skin-applied Solution for Treatment of

Efinaconazole 10% solution showed similar efficacy/safety in participants aged ≥ 65 years to the overall phase 3 population, despite potential age-related nail changes.

Mycoses • 2025-05-15 • Phase III Randomized Trial
N = 162 88/100 PMID 40396391 ↗
Can This Approach Help? Inside the Latest Research on A preliminary study on skin-applied cetirizine in the therapeutic management of

Our results have shown that applied to the skin cetirizine 1% is responsible for a significant improvement of the initial framework of AGA.

The Journal of dermatological treatment • 2018-03-15 • Randomized Controlled Trial
Multi-cohort 88/100 PMID 28604133 ↗
Can This Approach Help? Inside the Latest Research on Long-term treatment with finasteride 1 mg decreases the likelihood of developing

Finasteride 1 mg treatment led to a 93% decrease relative to placebo in the 5-year likelihood of developing further visible hair loss (95% CI: 89-97%; p < 0.001).

European journal of dermatology : EJD • 2008-01-15 • Phase III Randomized Trial
Multi-cohort 88/100 PMID 18573712 ↗
Zero-PHI Patient Support & Cohort Discussions

Nonscarring hair loss Patient Community & “People Like Me” Threads

“People Like Me” Cohort Filter (Zero-PHI)

Filter Nonscarring hair loss community threads and patient logs by age, biological sex, dosage, and treatment duration.

No threads match this cohort filter yet. Click + Start Anonymous Discussion to ask the community about Nonscarring hair loss.

Related Conditions in Hair Loss, Alopecia & Scalp Conditions