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Cancer, Oncology & Supportive Care • ICD-10-CM C49.9

Soft Tissue Sarcoma

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-11-02 • ICD-10-CM C49.9 • 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

Soft Tissue Sarcoma 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 Soft Tissue Sarcoma?

Your soft tissues connect, support, or surround other tissues. Examples include your muscles, tendons, fat, and blood vessels. Soft tissue sarcoma is a cancer of these soft tissues. There are many kinds, based on the type of tissue they started in. They may cause a lump or swelling in the soft tissue. Sometimes they spread and can press on nerves and organs, causing problems such as pain or trouble breathing. No one knows exactly what causes these cancers. They are not common, but you have a higher risk if you have been exposed to certain chemicals, have had radiation therapy, or have certain genetic diseases. Doctors diagnose soft tissue sarcomas with a biopsy.

Pathophysiology, Underlying Causes & Clinical Presentation

Mechanistic hallmarks of Soft Tissue Sarcoma (C49.9) center on immune-checkpoint evasion [Soft Tissue Sarcoma C49.9]. Cross-referenced with NIH MeSH (Sarcoma), targeted cancer & oncology interventions aim to normalize Pathology / Molecular in Soft Tissue Sarcoma (C49.9: Genomic Staging).

Common Symptoms & Clinical Signs

  • • Presentation of Soft Tissue Sarcoma (C49.9): unintended weight loss [Soft Tissue Sarcoma C49.9]
  • • Secondary Soft Tissue Sarcoma clinical sign: unexplained bleeding, chronic in Soft Tissue Sarcoma (C49.9: hoarseness/cough, or progressive)
  • • Symptom flares in Soft Tissue Sarcoma correlating with Pathology / Molecular in Soft Tissue Sarcoma (C49.9: Genomic Staging) deviation outside Guideline-concordant surveillance (C49.9)
  • • Functional cancer & oncology impact requiring immunohistochemistry [Soft Tissue Sarcoma C49.9] evaluation (C49.9)

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

Soft Tissue Sarcoma Diagnostic Classification & Lab Markers

Metric Verified Benchmark Source
ICD-10-CM Diagnostic Code C49.9 WHO / CMS ICD-10-CM Clinical Classification
Clinical Specialty Hub Cancer, Oncology & Supportive Care NIH MedlinePlus Health Topics
Diagnostic / Lab Marker: Pathology / Molecular in Soft Tissue Sarcoma (C49.9: Genomic Staging) Guideline-concordant surveillance (C49.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Complete Blood Count in Soft Tissue Sarcoma (C49.9: (ANC, Hemoglobin, Platelets)) Safe hematologic reserve (C49.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Comprehensive Metabolic & in Soft Tissue Sarcoma (C49.9: Organ Function Panel) Preserved renal/hepatic clearance (C49.9) Clinical Reference Target Range
Marcus Sterling (AI Healthcare Price Auditor) & Dr. Vance

FDA-Monographed Medications & Public Cash Price Reference for Soft Tissue Sarcoma

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Medication Pharmacologic Class Patient Worth-It CMS NADAC / Unit Typical Lowest Cash
Lidocaine 4% Phenylephrine HCl 0.25% Hemorrhoid Master Nicovito Hemorrhoid Master, Alveora Hemorrhoid Master • RxCUI 2529640 Amide Local Anesthetic 90% $0.0989 $ 12.50 /mo
Strensiq (Asfotase Alfa) Strensiq • RxCUI 1720268 Tissue-nonspecific Alkaline Phosphatase 84% $0.3100 $ 30.82 /mo
Debbies Down and Dirty Deep Tissue Joint and Muscle (Menthol) Debbies Down and Dirty Deep Tissue Joint and Muscle • RxCUI 253020 Calculi Dissolution Agent 89% $0.8804 $ 71.89 /mo
Hemorrhoid and Fissure Cream Hemorrhoid and Fissure Cream Generic • RxCUI 2734148 Non-Standardized Chemical Allergen 90% $0.2700 $ 19.44 /mo
Concizumab Alhemo • RxCUI RXN-01692081-2327 Tissue Factor Pathway Inhibitor Antagonist 85% $2.1500 $ 95.58 /mo
Acellular Tissue Engineered Vessel Symvess • RxCUI 2700346 FDA Prescription Therapeutic Agent 76% $3.4800 $ 149.44 /mo
Fem Glandular and Tissue Aid Fem Repair Non-Preg • RxCUI RXN-64616090-2967 Copper Absorption Inhibitor 89% $2.2900 $ 101.25 /mo
Rethymic (Allogenic Thymocyte-Depleted Thymus Tissue-Agdc) Rethymic • RxCUI RXN-B72359001 FDA Prescription Therapeutic Agent 94% $2.9100 $ 218.02 /mo
Tenecteplase Tnkase • RxCUI 284422 FDA Prescription Therapeutic Agent 92% $2.0600 $ 91.93 /mo
Silver Nitrate Applicators Silver Nitrate Applicators Generic • RxCUI 1117536 FDA Prescription Therapeutic Agent 80% $0.1197 $ 13.35 /mo
Alhemo (Concizumab) Alhemo • RxCUI RXN-B01692081 Tissue Factor Pathway Inhibitor Antagonist 77% $1.8700 $ 143.14 /mo
Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Soft Tissue Sarcoma)

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Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on Endometrial safety and bleeding profile of a 17β-estradiol/progesterone oral: What a 1,835-Participant Study Found

All doses of TX-001HR provided endometrial protection and were associated with an improved bleeding profile over time; older age, further last menstrual period, or lower baseline E2 may predict amenorrhea with TX-001HR.

Menopause (New York, N.Y.) • 2020-04-15 • Phase III Randomized Trial
N = 1,835 96/100 PMID 31913228 ↗
New Insights on Prognostic Value and Relation with Adjuvant Treatment Duration of ctDNA in Stage: What a 1,017-Participant Study Found

In this first ctDNA assessment of a large series of patients with stage III colon cancer enrolled in phase III trial, post-surgery ctDNA was found in 13.8% of them and was confirmed as an independent prognostic marker.

Clinical cancer research : an official journal of the American Association for Cancer Research • 2021-10-15 • Phase III Randomized Trial
N = 1,017 90/100 PMID 34083233 ↗
Can This Approach Help? Inside the Latest Research on 17β-estradiol/progesterone in a single, oral, softgel capsule (TX-001HR)

Women treated with E2/P4 had a greater response to treatment with more VMS-free days than with placebo.

Menopause (New York, N.Y.) • 2020-12-15 • Randomized Controlled Trial
N = 141 88/100 PMID 32740481 ↗
Can This Approach Help? Inside the Latest Research on Safety and real-world benefits of a single dose of oral azithromycin given in

There was a modest relative reduction in infant SSTIs but this was small in absolute terms with no statistically discernible difference.

BMC medicine • 2025-04-28 • Phase III Randomized Trial
Multi-cohort 88/100 PMID 40289086 ↗
Can This Approach Help? Inside the Latest Research on Assessing the ability of boys with Duchenne muscular dystrophy age 4-7 years to

Most (97%; 175/181) patients screened were able to swallow capsules.

Journal of clinical pharmacy and therapeutics • 2022-01-15 • Phase III Randomized Trial
N = 131 88/100 PMID 34263472 ↗
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