General Hematology
Study finds low risk of venous thromboembolism in outpatients with Covid-19 – researchers advise against the use of anticoagulants outside clinical trials
8 Apr, 2021 | 08:59h | UTCCommentaries: VTE Related to SARS-CoV-2 Infection Less Of a Problem in Outpatients – TCTMD AND No Increase Seen in Outpatient VTE for SARS-CoV-2-Positive Patients – Physician’s Weekly
Commentary on Twitter (thread – Click for more)
Interesting report on VTE incidence in COVID-19 patients, starting with counting outside of the hospital. See https://t.co/XJvbrfHm6d … 1/n
— Geert-Jan Geersing (@gjgeersing) April 7, 2021
Guidance on syndrome of Thrombosis and Thrombocytopenia occurring after coronavirus Vaccination
7 Apr, 2021 | 01:48h | UTC
Commentary on Twitter
*CLINICIANS*
New guidance for suspected cases of thrombosis-thrombocytopaenia syndrome following COVID-19 vaccination. This is a very rare event but worth bookmarking as it also guides you on what is NOT likely to be a case.MT @Maherjane https://t.co/PHjFlB079y
— Trisha Greenhalgh ? #CovidIsAirborne (@trishgreenhalgh) April 6, 2021
Large study showed no association between blood group types and increased risk of Covid-19
7 Apr, 2021 | 01:41h | UTC
Commentary on Twitter
This case-control study found blood type A was not associated with higher nor type O with lower COVID-19 susceptibility or severity. Blood types were not prognostically useful. https://t.co/P8VpvQWuwE
— JAMA Network Open (@JAMANetworkOpen) April 6, 2021
Cohort Study: DOACs Safe, Effective in Subset of Valvular AF Patients
5 Apr, 2021 | 01:10h | UTCDOACs Safe, Effective in Subset of Valvular AF Patients – TCTMD
Cohort study: High thrombotic risk in cancer patients receiving immunotherapy
5 Apr, 2021 | 01:08h | UTCHigh thrombotic risk in cancer patients receiving immunotherapy – Medical University of Vienna
Original study: Incidence, risk factors, and outcomes of venous and arterial thromboembolism in immune checkpoint inhibitor therapy – Blood
Exceedingly rare side effects reported with AstraZeneca vaccine in the UK – 22 cases of cerebral venous sinus thrombosis with low levels of platelets out of 18 million vaccinated individuals
5 Apr, 2021 | 01:45h | UTCCovid-19: Seven UK blood clot deaths after AstraZeneca vaccine – BBC
Original report: Coronavirus vaccine – weekly summary of Yellow Card reporting – Medicines and Healthcare products Regulatory Agency
Related opinion: Undermining the AstraZeneca jab is a dangerous act of political folly – The Guardian
“Based on current experience, the expected benefits of both COVID-19 vaccines in preventing COVID-19 and its serious complications far outweigh any known side effects”
M-A: Fracture risk is lower in patients anticoagulated with NOACs compared to patients treated with warfarin
26 Mar, 2021 | 08:26h | UTCCommentary: NOACs associated with a 16% lower risk of bone fractures than warfarin – Cardiovascular Business
Systematic review: Prophylactic antibiotics for preventing pneumococcal infection in children with sickle cell disease
23 Mar, 2021 | 02:09h | UTC
RCT: Pegcetacoplan vs. Eculizumab in Paroxysmal Nocturnal Hemoglobinuria
21 Mar, 2021 | 21:32h | UTC
Recent Randomized Trials of Antithrombotic Therapy for Patients With COVID-19: JACC State-of-the-Art Review
21 Mar, 2021 | 21:49h | UTC
Commentary on Twitter
@JACCJournals: We share a systematic summary of #anticcogulation,#antiplatelet, and #fibrinolysis #RCTs in #COVID19. Amazing work by @AzitaTalasaz and a stellar multidisciplinary team! Figs illustrate areas where we’ll have evidence, & the gaps. Link: https://t.co/t4ksxwjAze pic.twitter.com/0Th3OZBXOY
— Behnood Bikdeli (@bbikdeli) March 16, 2021
RCT: Intermediate-dose enoxaparin (1 mg/kg/d) not better than standard-dose prophylactic anticoagulation in patients with Covid-19 admitted to the intensive care unit
19 Mar, 2021 | 08:42h | UTCEditorial: Finding the Optimal Thromboprophylaxis Dose in Patients With COVID-19 – JAMA
Commentary on Twitter
Intermediate-dose prophylactic enoxaparin (1 mg/kg/d) had no effect on a primary composite outcome of adjudicated venous or arterial thrombosis, ECMO, or 30-d mortality vs standard dose enoxaparin among ICU patients w #COVID19 https://t.co/L6UdB31J7V
— JAMA (@JAMA_current) March 18, 2021
Opinion | “’It’s a very special picture.’ Why vaccine safety experts put the brakes on AstraZeneca’s COVID-19 vaccine”
18 Mar, 2021 | 09:14h | UTC‘It’s a very special picture.’ Why vaccine safety experts put the brakes on AstraZeneca’s COVID-19 vaccine – Science (a few articles per month are free)
Related: Update on the safety of COVID-19 Vaccine AstraZeneca (statement and commentaries)
Opinion | “Oxford-AstraZeneca Vaccine Safety: Reports of blood clots after receiving the AstraZeneca COVID-19 vaccine are very likely just background events.”
18 Mar, 2021 | 09:09h | UTCRelated: Update on the safety of COVID-19 Vaccine AstraZeneca (statement and commentaries) AND What is Going on With the AstraZeneca/Oxford Vaccine? – Science Translational Medicine
Platelet tests pre-CABG may safely shorten washout waits, cut costs
16 Mar, 2021 | 01:44h | UTCPlatelet Tests Pre-CABG May Safely Shorten Washout Waits, Cut Costs – TCTMD
[Preprint] RCT: Full-dose/therapeutic anticoagulation provides no benefit in critically ill patients with Covid-19
14 Mar, 2021 | 20:59h | UTCTherapeutic Anticoagulation in Critically Ill Patients with Covid-19-Preliminary Report – medRxiv
Related (results on moderately ill patients): [Not published yet] Full-dose Heparin best for moderate COVID-19 regardless of D-dimer — Data released from ACTIV-4a, ATTACC, and REMAP-CAP trials
Covid-19: European countries suspend use of Oxford-AstraZeneca vaccine after reports of blood clots
12 Mar, 2021 | 08:32h | UTCSee also: More European nations pause AstraZeneca vaccine use as blood clot reports investigated – CNN AND Denmark, Norway and Iceland suspend AstraZeneca COVID shots after blood clot reports – Reuters
Commentary on Twitter
Denmark has temporarily suspended use of the Oxford-AstraZeneca covid-19 vaccine as a precautionary move after reports of blood clots. But the EMA and the UK’s regulatory body say there is no indication that vaccination is linked to thromboembolic events https://t.co/sW8GRqcnLg
— The BMJ (@bmj_latest) March 11, 2021
[Preprint] RECOVERY trial: Convalescent plasma does not improve outcomes in patients admitted to hospital with COVID-19
11 Mar, 2021 | 08:43h | UTC
Commentary on Twitter (thread – click for more)
RECOVERY Pre-print:
Convalescent plasma does not improve survival in patients hospitalised with COVID-19 in this randomised controlled trial involving 11,558 patients:https://t.co/36YZwJNY3Q pic.twitter.com/sKR095n1PC
— Martin Landray (@MartinLandray) March 10, 2021
NIH halts trial of COVID-19 convalescent plasma in emergency department patients with mild symptoms
3 Mar, 2021 | 08:55h | UTC
M-A: Treatment with convalescent plasma is not associated with better outcomes in patients with Covid-19
28 Feb, 2021 | 21:51h | UTCEditorial: Emerging Lessons From COVID-19 for the US Clinical Research Enterprise
Commentary on Twitter
Just out: Our meta-analysis in @JAMA_current
"Among patients with COVID-19, treatment with convalescent plasma compared with control was not associated with improved survival or other positive clinical outcomes"https://t.co/tRqpd9v67m
— Lars G. Hemkens (@LGHemkens) February 26, 2021
Editorial: Prophylactic anticoagulation for patients in hospital with covid-19
23 Feb, 2021 | 01:59h | UTCProphylactic anticoagulation for patients in hospital with covid-19 – The BMJ
Related: Full-dose Heparin best for moderate COVID-19 regardless of D-dimer — Data released from ACTIV-4a, ATTACC, and REMAP-CAP trials AND Cohort study: Early initiation of prophylactic anticoagulation linked to reduced mortality in patients admitted to hospital with Covid-19
COVID‐19 convalescent plasma: Interim recommendations from the AABB
19 Feb, 2021 | 02:56h | UTCCOVID‐19 convalescent plasma: interim recommendations from the AABB – Transfusion
News release: AABB panel issues interim recommendations for Covid-19 convalescent plasma use
M-A: The effect of convalescent plasma therapy on COVID-19 patient mortality
18 Feb, 2021 | 03:07h | UTCRelated study (not published yet) with conflicting results: RECOVERY trial: No Benefit from convalescent plasma in hospitalized patients with Covid-19 (news release and commentary)
COVID-19: A Hematologist’s Perspective
17 Feb, 2021 | 01:35h | UTCCoronavirus Disease 2019 (COVID-19): A Haematologist’s Perspective – Acta Haematologica
Editorial: A Haematologist’s Guide to Coronavirus Disease 2019: Encyclopaedia or Doorstop?
ASH 2021 guidelines for prevention and treatment of venous thromboembolism in patients with cancer
15 Feb, 2021 | 00:49h | UTC
Cohort study: Early initiation of prophylactic anticoagulation linked to reduced mortality in patients admitted to hospital with Covid-19
15 Feb, 2021 | 01:18h | UTCCommentaries: Preventive blood thinning drugs could reduce COVID hospital deaths – London School of Hygiene & Tropical Medicine AND Preventive blood thinning drugs linked to reduced risk of death in COVID-19 patients – The BMJ AND Expert reaction to a study looking at prophylactic anticoagulants as a treatment for hospitalised patients with COVID-19 – Science Media Centre AND
Commentary on Twitter
Blood thinning drugs are now linked to a reduced risk of death for COVID19 patients. Those given preventive blood thinners (prophylactic anticoagulants) within 24 hours of hospital admission for Covid were less likely to die. New report in the BMJ https://t.co/KQqQ3Zoj8B pic.twitter.com/6wJj8mEucw
— delthia ricks ? (@DelthiaRicks) February 12, 2021