Gustavo(@gusviani) 's Twitter Profileg
Gustavo

@gusviani

Professor of Radiation Oncology at Ribeirão Preto Medical School, University of Sao Paulo (USP).

ID:77641454

calendar_today27-09-2009 02:47:47

979 Tweets

1,2K Followers

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Timothy Hanna(@HannaRadOnc) 's Twitter Profile Photo

Optimizing Clinical Implementation of Hypofractionation: Comprehensive Evidence Synthesis and Practical Guidelines for Low- and Middle-Income Settings mdpi.com/2654488 via Cancers MDPI Dr. Fabio Moraes Gustavo @andregouv Andre G, MD, Rad Onc 🇧🇷 🇮🇹 🇨🇦

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Gustavo(@gusviani) 's Twitter Profile Photo

🎙 dose-escalation RT efforts for 👥 with liver metastases❗️OncoAlert Memorial Sloan Kettering Radiation Oncology
📌RETRO STUDY
Patients:90 w/ 122 treated lesions (2006-2019)
Treatment:Various RT schemes, median dose 97.9 Gy
📊RESULTS
➖Median FU:26.4 m
➖Local control (FFLP) at 2 y:42%
➖OS at 2…

🎙 dose-escalation RT efforts for 👥 with #Colorectal liver metastases❗️@OncoAlert @MSK_RadOnc 📌RETRO STUDY Patients:90 w/ 122 treated lesions (2006-2019) Treatment:Various RT schemes, median dose 97.9 Gy 📊RESULTS ➖Median FU:26.4 m ➖Local control (FFLP) at 2 y:42% ➖OS at 2…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙 HARD RT shows promising locoregional control with acceptable tox for unresected STS❗️❗️OncoAlert a
📌Retro study- HARD RT applied to unresected STS (2019-2022), 27 👥
Dose Variation:HR: 3.0 Gy, IR: 2.5 Gy, LR: 2.0-2.3 Gy per fx
📊RESULTs
-FU Median 33.4 m
-100% LC at 3 y…

🎙 HARD RT shows promising locoregional control with acceptable tox for unresected STS❗️❗️@OncoAlert @ad 📌Retro study- HARD RT applied to unresected STS (2019-2022), 27 👥 Dose Variation:HR: 3.0 Gy, IR: 2.5 Gy, LR: 2.0-2.3 Gy per fx 📊RESULTs -FU Median 33.4 m -100% LC at 3 y…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙SBRT produces excellent local control and ⬇️⬇️ complications for non-spine bone metastases(NSBM)❗️OncoAlert Dr. Fabio Moraes Andre G, MD, Rad Onc 🇧🇷 🇮🇹 🇨🇦 IJROBP - The Red Journal
🥇🎯efficacy and safety of SBRT for NSBM
📌SR/MA of 7 studies (807 👥/1048 llesions)
📊RESULTs
- 1-y LF and fracture rates…

🎙SBRT produces excellent local control and ⬇️⬇️ complications for non-spine bone metastases(NSBM)❗️@OncoAlert @fabiomoraesmd @RadioOncologia @IJROBP 🥇🎯efficacy and safety of SBRT for NSBM 📌SR/MA of 7 studies (807 👥/1048 llesions) 📊RESULTs - 1-y LF and fracture rates…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️ CCRT significantly ⬆️ OS for the older 👥 w/ stage II ✖️
IMRT alone‼️OncoAlert Radiotherapy & Oncology
📌Propensity score matching 53 👥 each in CCRT and IMRT
👥 (age ≥ 60 years) w/ stage II NPC
🥇🎯 OS, PFS & DMFS
📊Results
- Median fU: 82.0 m
- CCRT ⬆️ 5-y CSS (98.1%…

🎙️ CCRT significantly ⬆️ OS for the older 👥 w/ stage II #NPC ✖️ IMRT alone‼️@OncoAlert @RadiotherapyOn1 📌Propensity score matching 53 👥 each in CCRT and IMRT 👥 (age ≥ 60 years) w/ stage II NPC 🥇🎯 OS, PFS & DMFS 📊Results - Median fU: 82.0 m - CCRT ⬆️ 5-y CSS (98.1%…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️ Primary 🔪 was an 👎 strategy, compared to preop CRT ➡️🔪, and cannot be recommended for 👥 in the clinical practice‼️OncoAlert IJROBP - The Red Journal
📌RCT on LARC 👥 (6–12 cm) w/ (-) MRI-predicted MRF. Randomized into intervention (primary 🔪 w/ selective CRT) or control…

🎙️ Primary 🔪 was an 👎 strategy, compared to preop CRT ➡️🔪, and cannot be recommended for #rectalcancer 👥 in the clinical practice‼️@OncoAlert @IJROBP 📌RCT on LARC 👥 (6–12 cm) w/ (-) MRI-predicted MRF. Randomized into intervention (primary 🔪 w/ selective CRT) or control…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️SBRT is a viable alternative for medically inoperable or high-risk ‼️OncoAlert The Lancet Oncology
📌SR, based on 36 studies (822 👥)
📊Results
- Median LC rate: 94.1%
- 5-y PFS: 80.5%
5-y OS: 77.2%
- Practice guidelines recommend 25–26 Gy in 1 fr or 42–48 Gy in 3…

🎙️SBRT is a viable alternative for medically inoperable or high-risk #renalcancer ‼️@OncoAlert @TheLancetOncol 📌SR, based on 36 studies (822 👥) 📊Results - Median LC rate: 94.1% - 5-y PFS: 80.5% 5-y OS: 77.2% - Practice guidelines recommend 25–26 Gy in 1 fr or 42–48 Gy in 3…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️ SF-SBRT for peripheral early stage is an effective treatment approach‼️‼️OncoAlert
📌 Retro study of biopsy-proven cT1-2N0M0 NSCLC
- 1x fx (SF-SBRT) w/ 27 Gy or 30 Gy
📊Results:
- 263 👥, median age 76, median FU27.2 m
- Tumor size median 1.9 cm, 85% T1
- 2- and…

🎙️ SF-SBRT for peripheral early stage #NSCLC is an effective treatment approach‼️‼️@OncoAlert 📌 Retro study of biopsy-proven cT1-2N0M0 NSCLC - 1x fx (SF-SBRT) w/ 27 Gy or 30 Gy 📊Results: - 263 👥, median age 76, median FU27.2 m - Tumor size median 1.9 cm, 85% T1 - 2- and…
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OncoAlert(@OncoAlert) 's Twitter Profile Photo

Dear Colleagues,
Out Tomorrow, The OncoAlert 🚨Newsletter

REGISTER at OncoAlert360.com OR oncoalert.m-pages.com/nhMpwe/oncoale…

Discussing🎄
✅SPLASH in 💦
✅Top Advances in 🦀
✅Risk for early
✅Precision Medicine in Urothelial…

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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️ Oligoprogression in 👥 w/ metastatic could be effectively treated
w/ SBRT ➕SOC‼️@oncoalert The Lancet
📌Ph 2, RCT
- SBRT in oligoprogressive metastatic breast cancer or NSCLC
- Oligoprogression ≤5 lesions on PET-CT or CT
- 1:1 Random to SOC vs. SBRT + SOC
📊RESULTs…

🎙️ Oligoprogression in 👥 w/ metastatic #NSCLC could be effectively treated w/ SBRT ➕SOC‼️@oncoalert @TheLancet 📌Ph 2, RCT - SBRT in oligoprogressive metastatic breast cancer or NSCLC - Oligoprogression ≤5 lesions on PET-CT or CT - 1:1 Random to SOC vs. SBRT + SOC 📊RESULTs…
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Dr. Fabio Moraes(@fabiomoraesmd) 's Twitter Profile Photo

The Brazilian RT expansion plan showed substantial delays in most projects.
Significant delays were observed in the basic and construction projects phases.
Actions are needed to promote RT capacity expansion in Brazil.

Queen’s Global Oncology Program Gustavo Andre G, MD, Rad Onc 🇧🇷 🇮🇹 🇨🇦 Dr. Gustavo Nader Marta, MD, PhD

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Chelsea C Pinnix MD PhD(@ChelseaPinnix) 's Twitter Profile Photo

Truly OUTSTANDING work by MD Anderson Cancer Center Jillian Gunther on her Ph2 trial of response adapted ultra low dose (4Gy) RT for gastric MALT. 24 pts,4 required the additional 20 Gy.All pts had a CR to the response adapted program, 3yr LC 96% & 3yr freedom from distant relapse 96%

Truly OUTSTANDING work by @MDAndersonNews @JillGunther on her Ph2 trial of response adapted ultra low dose (4Gy) RT for gastric MALT. 24 pts,4 required the additional 20 Gy.All pts had a CR to the response adapted program, 3yr LC 96% & 3yr freedom from distant relapse 96%#ASH2023
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️ PORT was 🔁 w/ a ⬆️ OS benefit in 👥 w/ advanced stage after an R0 or R1/2 🎙️‼️OncoAlert
📌Retro study, 462 TC 👥
🥇🎯: OS
🥈🎯: Time to Relapse (TTR)
📊RESULTs
- PORT 🔁 ⬆️ OS benefit (5-y OS 68 vs 53%; p=0.002)
- R0 resection w/ PORT ⬆️ OS in…

🎙️ PORT was 🔁 w/ a ⬆️ OS benefit in 👥 w/ advanced stage #Thymiccarcinoma after an R0 or R1/2 🎙️‼️@OncoAlert 📌Retro study, 462 TC 👥 🥇🎯: OS 🥈🎯: Time to Relapse (TTR) 📊RESULTs - PORT 🔁 ⬆️ OS benefit (5-y OS 68 vs 53%; p=0.002) - R0 resection w/ PORT ⬆️ OS in…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️Data from a meta-analysis suggest advantage of TMT when
compared to other reconstructive 🔪scenarios for ‼️OncoAlert
📌Meta-analysis on bladder cancer treatments (1999–2021)
🥇🎯: QoL: ICUD x orthotopic neobladder (ONB)x TMT
📊RESULTs
- ONB shows significant…

🎙️Data from a meta-analysis suggest advantage of TMT when compared to other reconstructive 🔪scenarios for #bladdercancer ‼️@OncoAlert 📌Meta-analysis on bladder cancer treatments (1999–2021) 🥇🎯: QoL: ICUD x orthotopic neobladder (ONB)x TMT 📊RESULTs - ONB shows significant…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️ mpMRI predicts PSA outcome in 👥 treated w/SBRT‼️OncoAlert
📌Retro study, 👥 undergoing SBRT
- Pretreatment mpMRI as prognostic features
📊RESULTs
- 123 👥 included
- Pre SBRT MRI 🔁 PSA nadir and time to nadir (p<0.0001)
- 🔁 persisted in 👥 not…

🎙️ mpMRI predicts PSA outcome in #prostatecancer 👥 treated w/SBRT‼️@OncoAlert 📌Retro study, 👥 undergoing SBRT - Pretreatment mpMRI as prognostic features 📊RESULTs - 123 👥 included - Pre SBRT MRI 🔁 PSA nadir and time to nadir (p<0.0001) - 🔁 persisted in 👥 not…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️Avasopasem w/ SBRT showed efficacy in advanced cancer ‼️@oncoalert The Lancet Oncology
📌Ph 1b/2 trial, randomized, double-blind, placebo-controlled
- 👥 (n=42) received avasopasem or placebo before SBRT
🥇🎯: Evaluate avasopase w/SBRT
📊RESULTs
- Avasopasem…

🎙️Avasopasem w/ SBRT showed efficacy in advanced #pancreatic cancer ‼️@oncoalert @TheLancetOncol 📌Ph 1b/2 trial, randomized, double-blind, placebo-controlled - 👥 (n=42) received avasopasem or placebo before SBRT 🥇🎯: Evaluate avasopase w/SBRT 📊RESULTs - Avasopasem…
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Andre G, MD, Rad Onc 🇧🇷 🇮🇹 🇨🇦(@RadioOncologia) 's Twitter Profile Photo

In order to present suggestions to improve the Radiotherapy Expansion Program in the Unified Health System (PER-SUS) we conducted a detailed study available at the link below.
sciencedirect.com/science/articl…
Thanks to all the authors! Dr. Fabio Moraes Gustavo Dr. Gustavo Nader Marta, MD, PhD

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Gustavo(@gusviani) 's Twitter Profile Photo

Thankful for sharing the exciting news that our collaborative scientific work between Hospital de Amor and HCFMRP USP on hypofractionated radiotherapy with chemotherapy for lung cancer has been awarded as the best at the Brazilian Congress for Medical Residents. An honor to work…

Thankful for sharing the exciting news that our collaborative scientific work between Hospital de Amor and HCFMRP USP on hypofractionated radiotherapy with chemotherapy for lung cancer has been awarded as the best at the Brazilian Congress for Medical Residents. An honor to work…
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Gustavo(@gusviani) 's Twitter Profile Photo

🎙️ Caution🚨 in routinely delaying 🔪 for >6 weeks after nCRT for ‼️OncoAlert
📌Ph 3 RCT comparing standard (4-6 W) ✖️prolonged (10-12 W) time to 🔪after nCRT for oesophageal cancer
🥇🎯:Complete histological response
📊RESULTs
-N🚫 sig # in complete…

🎙️ Caution🚨 in routinely delaying 🔪 for >6 weeks after nCRT for #esophagealcancer ‼️@OncoAlert 📌Ph 3 RCT comparing standard (4-6 W) ✖️prolonged (10-12 W) time to 🔪after nCRT for oesophageal cancer 🥇🎯:Complete histological response 📊RESULTs -N🚫 sig # in complete…
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