Poscente, Monica. 2026. “P058 | Ct-DNA-Based Liquid Biopsy of Cerebrospinal Fluid in an Adult With Meningeal Relapse of Acute Lymphoblastic Leukaemia Ph<sup>+</sup>: <a href="https://haematologica.org/search/search?query=P.+Cercola">P. Cercola</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=D.+Guadagnolo">D. Guadagnolo</a><sup>1|2</sup> , <a href="https://haematologica.org/search/search?query=S.+Fazio">S. Fazio</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=E.+Sangiorgi">E. Sangiorgi</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=F.+Proietti+Serafini">F. Proietti Serafini</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=I.+Fulvi">I. Fulvi</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=L.+Gerboni">L. Gerboni</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=G.+Proietti">G. Proietti</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=D.+Remotti">D. Remotti</a><sup>3</sup>, <a href="https://haematologica.org/search/search?query=V.+Ranucci">V. Ranucci</a><sup>3</sup>, <a href="https://haematologica.org/search/search?query=R.+Latagliata">R. Latagliata</a><sup>4</sup>, <a href="https://haematologica.org/search/search?query=G.+Trapè">G. Trapè</a><sup>4</sup>, <a href="https://haematologica.org/search/search?query=C.+Mercanti">C. Mercanti</a><sup>4</sup>, <a href="https://haematologica.org/search/search?query=G.+Topini">G. Topini</a><sup>5</sup>, <a href="https://haematologica.org/search/search?query=S.+Quattrociocchi">S. Quattrociocchi</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=M.+Tonizza">M. Tonizza</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=G.+Pessina">G. Pessina</a><sup>1</sup> | <i><sup>1</sup>UOSD Laboratorio Di Genetica Medica Ospedale Santa Rosa ASL Viterbo, <sup>2</sup>Department of Molecular Medicine Sapienza University of Rome, <sup>3</sup>UOC Anatomia Patologica Ospedale Santa Rosa ASL Viterbo, <sup>4</sup>UOC Ematologia Ospedale Santa Rosa ASL Viterbo, <sup>5</sup>UOC Diagnostica Clinica Polo Ospedale Santa Rosa ASL Viterbo</I&gt;”. Haematologica 111 (s1). Pavia, Italy. https://doi.org/10.3324/haematol.2026.s1.123.