Evidence map›Paper›PMID 31879328›Full record

Observational studyHaematologica2021

Clinical significance of occult central nervous system disease in adult acute lymphoblastic leukemia. A multicenter report from the Campus ALL Network.

Maria Ilaria Del Principe, Elisa Buzzatti, Alfonso Piciocchi, Fabio Forghieri, Massimiliano Bonifacio, Federica Lessi, Silvia Imbergamo, Enrico Orciuolo, Giovanni Rossi, Nicola Fracchiolla and 15 more

Registry-linked trialOpen access · goldAbstract readMulticenter StudyObservational Study
In one paragraph

Observational study in Haematologica, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03803670 (Clinical Significance of Occult Central Nervous System Disease In Adult Acute Lymphoblastic Leukemia), which is not on this map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
2.9field-weighted citation impact, top 9% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT03803670 completednot on this map

Clinical Significance of Occult Central Nervous System Disease In Adult Acute Lymphoblastic Leukemia: A Multicenter, Retrospective Study From The Campus All/Gimema Network

TypeobservationalSponsorUniversity of Rome Tor VergataRan2007 to 2019Enrolled241ConditionsAcute Lymphoblastic LeukemiaArmsevaluation of cerebrospinal fluid of ALL
3 · Its place in the literature

Who cites it

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 28 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

25 authors at 15 institutions in 1 country.

Maria Ilaria Del PrincipeHematology Unit, Department of Biomedicine and Prevention, University tor Vergata of Rome, Rome.
Elisa BuzzattiHematology Unit, Department of Biomedicine and Prevention, University tor Vergata of Rome,Rome,Italy.
Alfonso PiciocchiGIMEMA Data Center, Roma.
Fabio ForghieriUniversity of Modena and Reggio Emilia, Azienda Ospedaliera di Modena, Modena, Italy.
Massimiliano BonifacioDipartimento di Medicina, Sezione di Ematologia, Universita' di Verona, Verona, Italy.
Federica LessiEmatologia ed Immunologia Clinica, Azienda Ospedaliera di Padova, Padova, Italy.
Silvia ImbergamoEmatologia ed Immunologia Clinica, Azienda Ospedaliera di Padova, Padova, Italy.
Enrico OrciuoloUO Ematologia Univ, Azienda Ospedaliero-Universitaria Pisana, Pisa, Italy.
Giovanni Rossi"Casa Sollievo della Sofferenza" Hospital.
Nicola FracchiollaUOC di Ematologia, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milano, Italy.
Silvia TrappoliniClinica di Ematologia, AOU Ospedali Riuniti di Ancona, Ancona, Italy.
Benedetta NeriEmatologia, Ospedale S. Eugenio, Dipartimento di Biomedicina e Prevenzione, Roma, Italy.
Chiara SarloEmatologia, Policlinico Universitario-Campus Biomedico, Roma, Italy.
Patrizia ZappasodiDivisione di Ematologica, Fondazione IRCCS Policlinico San Matteo, Pavia, Italy.
Michelina DargenioEmatologia e Trapianto di Cellule Staminali, Ospedale Vito Fazzi, Lecce, Italy.
Mariagiovanna CefaloEmatologia, Ospedale S. Eugenio, Dipartimento di Biomedicina e Prevenzione, Roma, Italy.
Maria Antonietta Irno-ConsalvoHematology Unit, Department of Biomedicine and Prevention, University tor Vergata of Rome,Rome,Italy.
Consuelo ContiEmatologia, Dipartimento di Onco-Ematologia, Fondazione Policlinico Tor Vergata,Roma, Italy.
Giovangiacinto PaternoHematology Unit, Department of Biomedicine and Prevention, University tor Vergata of Rome,Rome,Italy.
Gottardo De AngelisHematology Unit, Department of Biomedicine and Prevention, University tor Vergata of Rome,Rome,Italy.
Mariarita SciumèUOC di Ematologia, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milano, Italy.
Irene Della StarzaEmatologia, Dipartimento di Medicina di Precisione e Traslazionale, Universita' Sapienza, Roma.
Adriano VendittiHematology Unit, Department of Biomedicine and Prevention, University tor Vergata of Rome, Italy.
Robin FoàEmatologia, Dipartimento di Medicina di Precisione e Traslazionale, Universita' Sapienza, Roma.
Anna Rita GuariniDipartimento di Medicina Molecolare, Universita' Sapienza, Roma.
University of Rome Tor Vergata · ITSapienza University of Rome · ITAzienda Ospedaliera di Padova · ITFondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico · ITSt. Eugenio Hospital · ITAzienda Ospedaliera Universitaria Pisana · ITCampus Bio Medico University Hospital · ITCasa Sollievo della Sofferenza · ITFondazione Gimema Onlus · ITIstituti di Ricovero e Cura a Carattere Scientifico · ITOspedale Vito Fazzi · ITOspedali Riuniti di Ancona · ITPoliclinico Tor Vergata · ITUniversity of Modena and Reggio Emilia · ITUniversity of Verona · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In acute lymphoblastic leukemia, flow cytometry detects more accurately leukemic cells in patients' cerebrospinal fluid compared to conventional cytology. However, the clinical significance of flow cytometry positivity with a negative cytology - occult central nervous system disease - is not clear. In the framework of the national Campus ALL program, we retrospectively evaluated the incidence of occult central nervous system disease and its impact on outcome in 240 adult patients with newly diagnosed acute lymphoblastic leukemia. All cerebrospinal fluid samples were investigated by conventional cytology and flow cytometry. The presence of ≥10 phenotypically abnormal events, forming a cluster, was considered as flow cytometry positivity. No central nervous system involvement was documented in 179 patients, while 18 were positive by conventional morphology and 43 were occult central nervous system disease positive. The relapse rate was significantly lower in central nervous system disease negative patients and the disease-free and overall survival were significantly longer in central nervous system disease negative patients than in those with manifest or occult central nervous system disease positive. In multivariate analysis, the status of manifest and occult central nervous system disease positivity was independently associated with a worse overall survival. In conclusion, we demonstrate that in adult acute lymphoblastic leukemia patients at diagnosis flow cytometry can detect occult central nervous system disease at high sensitivity and that the status of occult central nervous system disease positivity is associated with an adverse outcome. (Clinicaltrials.gov NCT03803670).

Indexed as

Central Nervous System DiseasesPrecursor Cell Lymphoblastic Leukemia-LymphomaAdultFlow CytometryHumansRecurrenceRetrospective Studies

Identifiers

PMID31879328
PMCPMC7776237
OpenAlexW2998095957

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.