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Cancer, Oncology & Supportive Care • ICD-10-CM C91.Z0

Prolymphocytic leukemia (PLL)

Also known as: Prolymphocytic leukemia

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-11-02 • ICD-10-CM C91.Z0 • 7 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

Prolymphocytic leukemia (PLL) Key Takeaways

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

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What Is Prolymphocytic leukemia (PLL)?

Within Cancer, Oncology & Supportive Care practice, Prolymphocytic leukemia (PLL) (also termed Prolymphocytic leukemia) (ICD-10 C91.Z0) is stratified through tissue biopsy with in Prolymphocytic leukemia (PLL) (C91.Z0: histopathology), pairing targeted symptom control with longitudinal Complete Blood Count in Prolymphocytic leukemia (PLL) (C91.Z0: (ANC, Hemoglobin, Platelets)) surveillance.

Pathophysiology, Underlying Causes & Clinical Presentation

Underlying Prolymphocytic leukemia (PLL) (code C91.Z0) is tumor-suppressor loss enabling in Prolymphocytic leukemia (PLL) (C91.Z0: clonal proliferation), which Cancer, Oncology & Supportive Care clinicians address while surveilling Pathology / Molecular in Prolymphocytic leukemia (PLL) (C91.Z0: Genomic Staging) (Guideline-concordant surveillance (C91.Z0)).

Common Symptoms & Clinical Signs

  • • Presentation of Prolymphocytic leukemia (PLL) (C91.Z0): unintended weight loss [Prolymphocytic leukemia (PLL) C91.Z0]
  • • Secondary Prolymphocytic leukemia (PLL) clinical sign: unexplained bleeding, chronic in Prolymphocytic leukemia (PLL) (C91.Z0: hoarseness/cough, or progressive)
  • • Symptom flares in Prolymphocytic leukemia (PLL) correlating with Pathology / Molecular in Prolymphocytic leukemia (PLL) (C91.Z0: Genomic Staging) deviation outside Guideline-concordant surveillance (C91.Z0)
  • • Functional cancer & oncology impact requiring tissue biopsy with in Prolymphocytic leukemia (PLL) (C91.Z0: histopathology) evaluation (C91.Z0)

Prolymphocytic leukemia (PLL) Diagnostic Classification & Lab Markers

Metric Verified Benchmark Source
ICD-10-CM Diagnostic Code C91.Z0 WHO / CMS ICD-10-CM Clinical Classification
Clinical Specialty Hub Cancer, Oncology & Supportive Care NLM Clinical Tables
Diagnostic / Lab Marker: Pathology / Molecular in Prolymphocytic leukemia (PLL) (C91.Z0: Genomic Staging) Guideline-concordant surveillance (C91.Z0) Clinical Reference Target Range
Diagnostic / Lab Marker: Complete Blood Count in Prolymphocytic leukemia (PLL) (C91.Z0: (ANC, Hemoglobin, Platelets)) Safe hematologic reserve (C91.Z0) Clinical Reference Target Range
Diagnostic / Lab Marker: Comprehensive Metabolic & in Prolymphocytic leukemia (PLL) (C91.Z0: Organ Function Panel) Preserved renal/hepatic clearance (C91.Z0) Clinical Reference Target Range
Marcus Sterling (AI Healthcare Price Auditor) & Dr. Vance

FDA-Monographed Medications & Public Cash Price Reference for Prolymphocytic leukemia (PLL)

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Medication Pharmacologic Class Patient Worth-It CMS NADAC / Unit Typical Lowest Cash
Nelarabine Arranon • RxCUI 603566 Nucleoside Metabolic Inhibitor 79% $1.0300 $ 50.22 /mo
Vincristine Sulfate Vincristine Sulfate Generic • RxCUI 1863343 Vinca Alkaloid 91% $1.3300 $ 62.37 /mo
Bendamustine Hydrochloride Vivimusta, Belrapzo • RxCUI 1726097 Alkylating Drug 93% $3.2500 $ 140.13 /mo
Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Prolymphocytic leukemia (PLL))

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Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on Overall survival with 3 or 6 months of adjuvant chemotherapy in Italian TOSCA: What a 3,759-Participant Study Found

The present analysis of the TOSCA trial does not indicate any significant difference in OS between the treatment groups.

Annals of oncology : official journal of the European Society for Medical Oncology • 2021-01-15 • Phase III Randomized Trial
N = 3,759 90/100 PMID 33098997 ↗
Can This Approach Help? Inside the Latest Research on A phase 3 gold-standard blind study of the addition of tocilizumab vs placebo to

Median day to neutrophil and platelet engraftment was delayed by 2 to 3 days in TCZ-treated patients, whereas liver toxicity and infectious complications were similar between groups.

Blood • 2021-04-08 • Phase III Randomized Trial
N = 145 88/100 PMID 33512442 ↗
Can This Approach Help? Inside the Latest Research on Role of plasma exosomal lnc-SNAPC5-3:4 in monitoring the efficacy of anlotinib in

Our results demonstrate the potential of plasma exosomal lnc-SNAPC5-3:4 as a biomarker for monitoring anlotinib efficacy.

Journal of cancer research and clinical oncology • 2022-10-15 • Phase III Randomized Trial
Multi-cohort 88/100 PMID 35672525 ↗
New Insights on Focal Boost to the Intraprostatic Tumor in External Beam Radiotherapy for: What a 571-Participant Study Found

The 10-year results demonstrated the sustained benefit of focal boosting on bDFS.

Journal of clinical oncology : official journal of the American Society of Clinical Oncology • 2025-10-15 • Phase III Randomized Trial
N = 571 87/100 PMID 40758955 ↗
New Insights on Conventional Technique Versus the No-touch Isolation Technique for Primary Tumor: What a 853-Participant Study Found

The present study failed to confirm the superiority of the no touch.

Annals of surgery • 2022-05-01 • Phase III Randomized Trial
N = 853 87/100 PMID 35129519 ↗
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