最近、ワクチン接種者の体調不良が目立ち始めたのでシェアしておきます。 ワクチンを2回以上接種した方は一応予防のために[#IgG4 と #Dダイマー]は測っておいてください。※この2つは自分でも検索すれば何の検査なのかは出てくるので必ず調べてみてください。 簡単に言うと

kikurin2017's tweet image. 最近、ワクチン接種者の体調不良が目立ち始めたのでシェアしておきます。
ワクチンを2回以上接種した方は一応予防のために[#IgG4 と #Dダイマー]は測っておいてください。※この2つは自分でも検索すれば何の検査なのかは出てくるので必ず調べてみてください。

簡単に言うと

#IgG4 #disease Need a #bx Serum elevated IgG4 is NOT sufficient #RheumReview @CRASCRRheum

Janetbirdope's tweet image. #IgG4 #disease 

Need a #bx
Serum elevated IgG4 is NOT sufficient 

#RheumReview @CRASCRRheum
Janetbirdope's tweet image. #IgG4 #disease 

Need a #bx
Serum elevated IgG4 is NOT sufficient 

#RheumReview @CRASCRRheum
Janetbirdope's tweet image. #IgG4 #disease 

Need a #bx
Serum elevated IgG4 is NOT sufficient 

#RheumReview @CRASCRRheum

Painless gland swelling is never ‘just infection.’ Think IgG4-RD — the chameleon that silently scars every organ if you miss the pattern. #IgG4 #Rheumatology #MedTwitter #Autoimmune #Immunology #MedicalEducation #ClinMed #RareDisease @DrAkhilX @IhabFathiSulima

Rheumat_Aravind's tweet image. Painless gland swelling is never ‘just infection.’
Think IgG4-RD — the chameleon that silently scars every organ if you miss the pattern.

#IgG4 #Rheumatology #MedTwitter #Autoimmune #Immunology #MedicalEducation #ClinMed #RareDisease @DrAkhilX @IhabFathiSulima

When Cancer Isn’t Cancer – Meet IgG4-Related Disease Sometimes what looks like a tumor… isn’t. It’s an immune disorder that can strike almost any organ and is often mistaken for cancer. Catching it can spare patients major surgery. 🧵👇 #MedTwitter #Rheumatology @IhabFathiSulima

Rheumat_Aravind's tweet image. When Cancer Isn’t Cancer – Meet IgG4-Related Disease
Sometimes what looks like a tumor… isn’t.
It’s an immune disorder that can strike almost any organ and is often mistaken for cancer.
Catching it can spare patients major surgery. 🧵👇 #MedTwitter #Rheumatology @IhabFathiSulima


Uplizna® (Inebilizumab-cdon) is Now the First and Only FDA-Approved Treatment for Immunoglobulin G4-Related Disease (IgG4-RD) - Check the Link for More shorturl.at/oZDpg #FDA #IgG4 #RareDiseases #OrphanDrugs #ImmunoglobulinG4 @Amgen #DrugDevelopment

CheckOrphan's tweet image. Uplizna® (Inebilizumab-cdon) is Now the First and Only FDA-Approved Treatment for Immunoglobulin G4-Related Disease (IgG4-RD) - Check the Link for More  shorturl.at/oZDpg  #FDA  #IgG4  #RareDiseases  #OrphanDrugs  #ImmunoglobulinG4  @Amgen  #DrugDevelopment

A 46-year-old man with multiple coronary aneurysms diagnosed by multimodal imaging. He had been treated with prednisolone for more than 15 years for IgG4-RD. Learn more: bit.ly/3xgMIIT #JACCCaseReports #IgG4 #CardioTwitter

JACCJournals's tweet image. A 46-year-old man with multiple coronary aneurysms diagnosed by multimodal imaging. He had been treated with prednisolone for more than 15 years for IgG4-RD. Learn more: bit.ly/3xgMIIT

#JACCCaseReports #IgG4 #CardioTwitter

#IgG4 Pearls Thanks for sharing Isolated ⬆️ serum #IgG4 level ✅ How high? 5x ULN ➡️ PPV 75% ✅Typical organ(s) involved? ❓Another explanation Dr Jone Stone #Rheumatology #EULAR2024

LastManStand85's tweet image. #IgG4 Pearls
Thanks for sharing 
Isolated ⬆️ serum #IgG4 level 
✅ How high?  5x ULN ➡️ PPV 75%
✅Typical organ(s) involved? 
❓Another explanation
Dr Jone Stone
#Rheumatology #EULAR2024
LastManStand85's tweet image. #IgG4 Pearls
Thanks for sharing 
Isolated ⬆️ serum #IgG4 level 
✅ How high?  5x ULN ➡️ PPV 75%
✅Typical organ(s) involved? 
❓Another explanation
Dr Jone Stone
#Rheumatology #EULAR2024

John H Stone’s #IgG4RD lessons: 1-It is a variable-vessel vasculitis 2-more common/severe in males (2:1) 3-Has no diagnostic histopathology 4-IgG4 does not cause IgG4RD 5-Serum igg4 is a good biomarker 6-Rising IgG4 shouldn’t be ignored #EULAR2024

romaovc's tweet image. John H Stone’s #IgG4RD lessons:
1-It is a variable-vessel vasculitis
2-more common/severe in males (2:1)
3-Has no diagnostic histopathology
4-IgG4 does not cause IgG4RD
5-Serum igg4 is a good biomarker
6-Rising IgG4 shouldn’t be ignored

#EULAR2024


#GUTImages from the #GUTRecentAdvancesInClinicalPractice paper by Piseddu et al on "The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications" via bit.ly/46PIWWm #IgG4

Gut_BMJ's tweet image. #GUTImages from the #GUTRecentAdvancesInClinicalPractice paper by Piseddu et al on

"The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications" via

bit.ly/46PIWWm

#IgG4
Gut_BMJ's tweet image. #GUTImages from the #GUTRecentAdvancesInClinicalPractice paper by Piseddu et al on

"The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications" via

bit.ly/46PIWWm

#IgG4
Gut_BMJ's tweet image. #GUTImages from the #GUTRecentAdvancesInClinicalPractice paper by Piseddu et al on

"The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications" via

bit.ly/46PIWWm

#IgG4

The 4 clinical disease phenotypes of IgG4-Related Disease & The 2020 Diagnostic Criteria👇 #MedTwitter #Rheumatology #IgG4

LastManStand85's tweet image. The 4 clinical disease phenotypes of IgG4-Related Disease & The 2020 Diagnostic Criteria👇
#MedTwitter #Rheumatology #IgG4
LastManStand85's tweet image. The 4 clinical disease phenotypes of IgG4-Related Disease & The 2020 Diagnostic Criteria👇
#MedTwitter #Rheumatology #IgG4

#the 1st #Rx approved for #IgG4 —-and more to come - likely B cell depleters, etc #Inebilizumab #Yr in #review #ASM25 @CRASCRRheum Claire Barber


#奥野卓志 さんの解説分かり易いね😳 #IgG4 の解説、どうやって #免疫不全 になるか? また #緊急事態宣言 がどうしてヤバいか? #参議院 の説明、 分かるから見て😭 【自公連立、崩壊後のヤバい未来】 youtu.be/UwrOj-mVNsM?si… @YouTubeより

Bebe_Suave's tweet card. 【公式】絵本作家のぶみチャンネル

youtube.com

YouTube

【公式】絵本作家のぶみチャンネル


#Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm

Myeloma_Doc's tweet image. #Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm
Myeloma_Doc's tweet image. #Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm
Myeloma_Doc's tweet image. #Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm
Myeloma_Doc's tweet image. #Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm

IgG4関連疾患は慢性全身性疾患で、共通の病理所見(IgG4陽性形質細胞浸潤、線維化、リンパ濾胞形成など)認める。 また、ステロイドやリツキシマブが著効することから、自己免疫機序の関与が推測されている。 #IgG4

IgG4関連疾患の包括的診断基準 ①臨床所見 単一または複数臓器に、びまん性あるいは限局性腫大、腫瘤、結節、肥厚性病変を認める ②血液所見 高IgG4血症(135mg/dl以上)を認める ③病理学的所見 a. 著明なリンパ球、形質細胞の浸潤と線維化 b. IgG4/IgG陽性細胞比40%以上かつIgG4陽性形質細胞が↓



Rare Community Profiles: White Paper Discusses Access Barriers in IgG4-Related Disease (IgG4-RD) bit.ly/3VPlva5 #IgG4 #IgG4RelatedDisease #RareDisease #RareCommunityProfiles @IgG4ward @patientaccess


What happens when you stop #steroids and/ immunosuppressive Rx in Pts in remission for at least 1 yr in #IgG4 disease? You are likely guessing correctly Pts flare! Don’t stop Rx ?taper 🤷‍♀️ Like RA Rx - if stop Rx = flares Large RCT from China L16 #ACR23 @RheumNow @RheumNow


In #CRArthritis 19, Dr. Mollie Carruthers from @UBC discusses her collaborative workshop at #ASM26 where she shares the progress that has been made in identifying, diagnosing, and treating #IgG4-related disease. Watch now: youtu.be/21Mj0XVxM7M @ACEJointHealth @Arthritis_ARC

ArthritisNetwrk's tweet image. In #CRArthritis 19, Dr. Mollie Carruthers from @UBC  discusses her collaborative workshop at #ASM26 where she shares the progress that has been made in identifying, diagnosing, and treating #IgG4-related disease.

Watch now: youtu.be/21Mj0XVxM7M

@ACEJointHealth @Arthritis_ARC

🧠 Answer: B — Serum IgG4 levels Pachymeningitis + orbital swelling + prior obstructive jaundice → Think IgG4-related disease Classic multi-organ fibroinflammatory pattern #Rheumatology #IgG4 #MedEd

🧠 Clinical MCQ 58M: headache + diplopia + orbital swelling + past obstructive jaundice MRI → pachymeningitis Next best step? A ANCA B Serum IgG4 C ACE/Ca D CSF ADA 👇 🧠 Clinical MCQ 58M: headache + diplopia + orbital swelling + past obstructive jaundice MRI →

Rheumat_Aravind's tweet image. 🧠 Clinical MCQ

58M: headache + diplopia + orbital swelling + past obstructive jaundice

MRI → pachymeningitis

Next best step?

A ANCA
B Serum IgG4
C ACE/Ca
D CSF ADA

👇

🧠 Clinical MCQ

58M: headache + diplopia + orbital swelling + past obstructive jaundice

MRI →


🧠 Answer: B — Serum IgG4 levels Pachymeningitis + orbital swelling + prior obstructive jaundice → Think IgG4-related disease Classic multi-organ fibroinflammatory pattern #Rheumatology #IgG4 #MedEd


免疫寛容してるってことじゃないの? #免疫寛容  #igG4 大文字小文字に自信はないが。

反ワクの人すごい。 麻疹の流行もコロナワクチンのせいにしてしまう



The 2023 revised diagnostic criteria for #IgG4-related #dacryoadenitis and #sialadenitis (IgG4-DS, also known as #Mikulicz disease), published by the Japanese Study Group for IgG4-related Dacryoadenitis and Sialadenitis resolve several limitations of the 2008 version by

alb_giraldo's tweet image. The 2023 revised diagnostic criteria for #IgG4-related #dacryoadenitis and #sialadenitis (IgG4-DS, also known as #Mikulicz disease), published by the Japanese Study Group for IgG4-related Dacryoadenitis and Sialadenitis resolve several limitations of the 2008 version by

ワクチンの頻回接種によって日本人の免疫がボロボロになった。 戻れない身体になった。 #免疫寛容 #igG4

2026.4.14 はしか感染者数 200人超え コメ: コロナワクチン打ち過ぎて、日本人の免疫が下がってるからじゃないの? 他にも大流行したものいっぱいあるよ 2021年~ 帯状疱疹 大流行 2021年~2023年 RSウイルス 大流行 2022年~2025年 梅毒 大流行 2023年



ALT1786 – Human IgG4 (S228P/L235E) Kappa Isotype Control ✅ For precise negative controls in ELISA, FCM, IHC, IF & WB. Purity >95%, Endotoxin <1 EU/mg Store 4°C, shipped on ice packs 📧 Contact: [email protected] 🌐 Website: alpha-lifetech.com #alphalifetech #IgG4

AlphaLifetech's tweet image. ALT1786 – Human IgG4 (S228P/L235E) Kappa Isotype Control ✅
For precise negative controls in ELISA, FCM, IHC, IF &amp;amp; WB.

Purity &amp;gt;95%, Endotoxin &amp;lt;1 EU/mg
Store 4°C, shipped on ice packs

📧 Contact: info@alphalifetech.com
🌐 Website: alpha-lifetech.com

#alphalifetech #IgG4

#IgG4 関連疾患 おくすり情報 \ 「リルザブルチニブ」 希少疾病用医薬品に指定されました💡 今後も治療選択肢が広がることを期待します🔍 ⇩ニュース詳細はこちら autoimmune.qlife.jp/news/20260401-…


An increase in #IgG4 levels over time, rather than a single-timepoint IgG4 measurement, can predict relapse in immunoglobulin G4-related disease (IgG4-RD) and guide early treatment intensification. Read more: bit.ly/3Pye8Dj #RareDisease #IgG4RD #MedTwitter


A serum #IgG4 cut off level of 135 mg/dl has been incorporated into the original Comprehensive Diagnostic criteria as well as the 2020 Revised Comprehensive Diagnostic criteria for IgG4-related disease (IgG4-RD). However, although elevated serum IgG4 levels are commonly observed

alb_giraldo's tweet image. A serum #IgG4 cut off level of 135 mg/dl has been incorporated into the original Comprehensive Diagnostic criteria as well as the 2020 Revised Comprehensive Diagnostic criteria for IgG4-related disease (IgG4-RD). However, although elevated serum IgG4 levels are commonly observed

Does any serum IgG4 level or another biomarker help diagnose if tissue is not accessible?



A retrospective study of 85 #IgG4-related disease (IgG4-RD) patients used cumulative defined daily doses (cDDD) of #corticosteroids and #immunosuppressants to assess treatment intensity and predict outcomes, distinguishing proliferative vs. fibrotic subtypes: ◦ Higher cumulative

alb_giraldo's tweet image. A retrospective study of 85 #IgG4-related disease (IgG4-RD) patients used cumulative defined daily doses (cDDD) of #corticosteroids and #immunosuppressants to assess treatment intensity and predict outcomes, distinguishing proliferative vs. fibrotic subtypes:
◦ Higher cumulative

健常人血清IgG4の全内因性クローンがFab-arm exchangeを受けることをLC-MSレパトア解析で示した。300クローンなら理論上4.5万種超の二重特異性抗体が生じうる。IgG4抗体薬の設計前提に再考を促す知見。 #NatureCommunications #IgG4 #抗体工学 #質量分析 doi.org/10.1038/s41467…

DesignCureAll's tweet image. 健常人血清IgG4の全内因性クローンがFab-arm exchangeを受けることをLC-MSレパトア解析で示した。300クローンなら理論上4.5万種超の二重特異性抗体が生じうる。IgG4抗体薬の設計前提に再考を促す知見。 
#NatureCommunications #IgG4 #抗体工学 #質量分析
doi.org/10.1038/s41467…

IgG4クラススイッチング、免疫寛容、および反復mRNAブースター接種による有害事象リスク 既知の有害事象、機序的リスク経路、および臨床監視の優先事項 malone.news/p/igg4-class-s… 「このクラスの切り替えは、小児用投与をわずか2回しか受けていない5〜11歳の小児に発生する。」

5rHxIhQGQnnRSOe's tweet image. IgG4クラススイッチング、免疫寛容、および反復mRNAブースター接種による有害事象リスク

既知の有害事象、機序的リスク経路、および臨床監視の優先事項
malone.news/p/igg4-class-s…

「このクラスの切り替えは、小児用投与をわずか2回しか受けていない5〜11歳の小児に発生する。」


Every I took step out of the venue where the reception was held after the Autoimmune Association Legislative fly in felt as if I was breaking the bones in my feet. Still It’s one of the best ways I’ve marked autoimmune awareness month #igg4 #chronicillness nikabeamon.com/2026/03/20/i-a…


📢 “At 30,000 feet, this is a protean condition that can involve virtually any organ and can happen in a combinatorial fashion,” said @LCalabreseDO regarding #IgG4 disease. Read the full story @HealioRheum 👇 vist.ly/4vds2


Risk factors for relapse among patients with #IgG4-related disease include a history of allergies, multiorgan involvement, and decreased complement levels. rheumatologyadvisor.com/news/decreased…


Chronic immunoglobulin G4 (#IgG4)-related inflammation may increase the risk of B-cell malignancy, thus patients with IgG4-related disease (#IgG4RD) should undergo careful and ongoing #Cancer surveillance. Report in @ACR_Journals Read more: bit.ly/3KFmpCS #RareDisease


最近、ワクチン接種者の体調不良が目立ち始めたのでシェアしておきます。 ワクチンを2回以上接種した方は一応予防のために[#IgG4 と #Dダイマー]は測っておいてください。※この2つは自分でも検索すれば何の検査なのかは出てくるので必ず調べてみてください。 簡単に言うと

kikurin2017's tweet image. 最近、ワクチン接種者の体調不良が目立ち始めたのでシェアしておきます。
ワクチンを2回以上接種した方は一応予防のために[#IgG4 と #Dダイマー]は測っておいてください。※この2つは自分でも検索すれば何の検査なのかは出てくるので必ず調べてみてください。

簡単に言うと

Painless gland swelling is never ‘just infection.’ Think IgG4-RD — the chameleon that silently scars every organ if you miss the pattern. #IgG4 #Rheumatology #MedTwitter #Autoimmune #Immunology #MedicalEducation #ClinMed #RareDisease @DrAkhilX @IhabFathiSulima

Rheumat_Aravind's tweet image. Painless gland swelling is never ‘just infection.’
Think IgG4-RD — the chameleon that silently scars every organ if you miss the pattern.

#IgG4 #Rheumatology #MedTwitter #Autoimmune #Immunology #MedicalEducation #ClinMed #RareDisease @DrAkhilX @IhabFathiSulima

When Cancer Isn’t Cancer – Meet IgG4-Related Disease Sometimes what looks like a tumor… isn’t. It’s an immune disorder that can strike almost any organ and is often mistaken for cancer. Catching it can spare patients major surgery. 🧵👇 #MedTwitter #Rheumatology @IhabFathiSulima

Rheumat_Aravind's tweet image. When Cancer Isn’t Cancer – Meet IgG4-Related Disease
Sometimes what looks like a tumor… isn’t.
It’s an immune disorder that can strike almost any organ and is often mistaken for cancer.
Catching it can spare patients major surgery. 🧵👇 #MedTwitter #Rheumatology @IhabFathiSulima


Uplizna® (Inebilizumab-cdon) is Now the First and Only FDA-Approved Treatment for Immunoglobulin G4-Related Disease (IgG4-RD) - Check the Link for More shorturl.at/oZDpg #FDA #IgG4 #RareDiseases #OrphanDrugs #ImmunoglobulinG4 @Amgen #DrugDevelopment

CheckOrphan's tweet image. Uplizna® (Inebilizumab-cdon) is Now the First and Only FDA-Approved Treatment for Immunoglobulin G4-Related Disease (IgG4-RD) - Check the Link for More  shorturl.at/oZDpg  #FDA  #IgG4  #RareDiseases  #OrphanDrugs  #ImmunoglobulinG4  @Amgen  #DrugDevelopment

#GUTImages from the #GUTRecentAdvancesInClinicalPractice paper by Piseddu et al on "The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications" via bit.ly/46PIWWm #IgG4

Gut_BMJ's tweet image. #GUTImages from the #GUTRecentAdvancesInClinicalPractice paper by Piseddu et al on

&quot;The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications&quot; via

bit.ly/46PIWWm

#IgG4
Gut_BMJ's tweet image. #GUTImages from the #GUTRecentAdvancesInClinicalPractice paper by Piseddu et al on

&quot;The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications&quot; via

bit.ly/46PIWWm

#IgG4
Gut_BMJ's tweet image. #GUTImages from the #GUTRecentAdvancesInClinicalPractice paper by Piseddu et al on

&quot;The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications&quot; via

bit.ly/46PIWWm

#IgG4

A 46-year-old man with multiple coronary aneurysms diagnosed by multimodal imaging. He had been treated with prednisolone for more than 15 years for IgG4-RD. Learn more: bit.ly/3xgMIIT #JACCCaseReports #IgG4 #CardioTwitter

JACCJournals's tweet image. A 46-year-old man with multiple coronary aneurysms diagnosed by multimodal imaging. He had been treated with prednisolone for more than 15 years for IgG4-RD. Learn more: bit.ly/3xgMIIT

#JACCCaseReports #IgG4 #CardioTwitter

Improved #RenalFunction in Initial Treatment Improves Patient Survival, Renal Outcomes, and Glucocorticoid-Related Complications in #IgG4 Related #KidneyDisease in Japan #VisualAbstract by @divyaa24 kireports.org/article/S2468-…

KIReports's tweet image. Improved #RenalFunction in Initial Treatment Improves Patient Survival, Renal Outcomes, and Glucocorticoid-Related Complications in #IgG4 Related #KidneyDisease in Japan

#VisualAbstract by @divyaa24

kireports.org/article/S2468-…

#GUTImages from the #RecentAdvancesInClinicalPractice paper by Piseddu et al entitled "The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications" via bit.ly/4lutym3 #IgG4

Gut_BMJ's tweet image. #GUTImages from the #RecentAdvancesInClinicalPractice paper by Piseddu et al entitled

&quot;The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications&quot; via

bit.ly/4lutym3

#IgG4
Gut_BMJ's tweet image. #GUTImages from the #RecentAdvancesInClinicalPractice paper by Piseddu et al entitled

&quot;The dual role of IgG4 in immunity: bridging pathophysiology and therapeutic applications&quot; via

bit.ly/4lutym3

#IgG4

Patients with #IgG4-related disease carry an increased frequency of ultra-rare germline variants in human inborn errors of immunity genes, being PRKDC (associated with severe combined #immunodeficiency and AIRE-dependent #autoimmunity) and LRBA (associated with a spectrum of

alb_giraldo's tweet image. Patients with #IgG4-related disease carry an increased frequency of ultra-rare germline variants in human inborn errors of immunity genes, being PRKDC (associated with severe combined #immunodeficiency and AIRE-dependent #autoimmunity) and LRBA (associated with a spectrum of

1/ „There is a theoretical risk that this #IgG4 subclass switch could actually lead to an increased risk of having more aggressive cancers. I say speculative and theoretically, … it‘s not proven. But … again we are, with a new vaccine, where we have very limited experience, …

Quo_vadis_BRD's tweet image. 1/ „There is a theoretical risk that this #IgG4 subclass switch could actually lead to an increased risk of having more aggressive cancers. I say speculative and theoretically, … it‘s not proven. But … again we are, with a new vaccine, where we have very limited experience, …

A retrospective study of 85 #IgG4-related disease (IgG4-RD) patients used cumulative defined daily doses (cDDD) of #corticosteroids and #immunosuppressants to assess treatment intensity and predict outcomes, distinguishing proliferative vs. fibrotic subtypes: ◦ Higher cumulative

alb_giraldo's tweet image. A retrospective study of 85 #IgG4-related disease (IgG4-RD) patients used cumulative defined daily doses (cDDD) of #corticosteroids and #immunosuppressants to assess treatment intensity and predict outcomes, distinguishing proliferative vs. fibrotic subtypes:
◦ Higher cumulative

#Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm

Myeloma_Doc's tweet image. #Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm
Myeloma_Doc's tweet image. #Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm
Myeloma_Doc's tweet image. #Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm
Myeloma_Doc's tweet image. #Myeloma Paper of the Day: Nice review of #IgG4-related disease including treatment for proliferative manifestations w/ corticosteroids, rituximab, and other immunosuppressives, while chronic fibrotic disease may not be reversible: pubmed.ncbi.nlm.nih.gov/39644037/. #mmsm

#IgG4 Pearls Thanks for sharing Isolated ⬆️ serum #IgG4 level ✅ How high? 5x ULN ➡️ PPV 75% ✅Typical organ(s) involved? ❓Another explanation Dr Jone Stone #Rheumatology #EULAR2024

LastManStand85's tweet image. #IgG4 Pearls
Thanks for sharing 
Isolated ⬆️ serum #IgG4 level 
✅ How high?  5x ULN ➡️ PPV 75%
✅Typical organ(s) involved? 
❓Another explanation
Dr Jone Stone
#Rheumatology #EULAR2024
LastManStand85's tweet image. #IgG4 Pearls
Thanks for sharing 
Isolated ⬆️ serum #IgG4 level 
✅ How high?  5x ULN ➡️ PPV 75%
✅Typical organ(s) involved? 
❓Another explanation
Dr Jone Stone
#Rheumatology #EULAR2024

John H Stone’s #IgG4RD lessons: 1-It is a variable-vessel vasculitis 2-more common/severe in males (2:1) 3-Has no diagnostic histopathology 4-IgG4 does not cause IgG4RD 5-Serum igg4 is a good biomarker 6-Rising IgG4 shouldn’t be ignored #EULAR2024

romaovc's tweet image. John H Stone’s #IgG4RD lessons:
1-It is a variable-vessel vasculitis
2-more common/severe in males (2:1)
3-Has no diagnostic histopathology
4-IgG4 does not cause IgG4RD
5-Serum igg4 is a good biomarker
6-Rising IgG4 shouldn’t be ignored

#EULAR2024


Research Article The Positive Predictive Value of a Very High Serum IgG4 Concentration for the Diagnosis of IgG4-Related Disease 📰 jrheum.org/cgi/content/fu… #serum #diagnosis #IgG4 #inflammatorydisease

jrheum's tweet image. Research Article

The Positive Predictive Value of a Very High Serum IgG4 Concentration for the Diagnosis of IgG4-Related Disease

📰 jrheum.org/cgi/content/fu…

#serum #diagnosis #IgG4 #inflammatorydisease

1/ Sehr geehrter @kischober, ich komme zurück auf Ihre Studie zum #IgG4-Klassenswitch nach mehrmaliger #mRNA-#Impfung von Ende 2022. Es stand damals die Sorge im Raum, dass dieser Wechsel Ausdruck einer vermehrten Th2-Immunantwort sein könnte. Gibt es neue Erkenntnisse, …

Quo_vadis_BRD's tweet image. 1/ Sehr geehrter @kischober, ich komme zurück auf Ihre Studie zum #IgG4-Klassenswitch nach mehrmaliger #mRNA-#Impfung von Ende 2022. 

Es stand damals die Sorge im Raum, dass dieser Wechsel Ausdruck einer vermehrten Th2-Immunantwort sein könnte. 

Gibt es neue Erkenntnisse, …
هذه التغريدة لم تعد متوفرة.

A serum #IgG4 cut off level of 135 mg/dl has been incorporated into the original Comprehensive Diagnostic criteria as well as the 2020 Revised Comprehensive Diagnostic criteria for IgG4-related disease (IgG4-RD). However, although elevated serum IgG4 levels are commonly observed

alb_giraldo's tweet image. A serum #IgG4 cut off level of 135 mg/dl has been incorporated into the original Comprehensive Diagnostic criteria as well as the 2020 Revised Comprehensive Diagnostic criteria for IgG4-related disease (IgG4-RD). However, although elevated serum IgG4 levels are commonly observed

Does any serum IgG4 level or another biomarker help diagnose if tissue is not accessible?



The anti-#CD19 monoclonal antibody #inebilizumab may be effective for treating patients with #IgG4-related disease. In the phase 3 MITIGATE trial involving 135 participants with IgG4-related disease, inebilizumab was associated with significantly lower flare risk and greater

alb_giraldo's tweet image. The anti-#CD19 monoclonal antibody #inebilizumab may be effective for treating patients with #IgG4-related disease. In the phase 3 MITIGATE trial involving 135 participants with IgG4-related disease, inebilizumab was associated with significantly lower flare risk and greater

Wrapping up the Best of EASL – Cholestatic & Autoimmune Hepatitis segment, Dr. Mohammed Mawardi examines a debated entity: “Immunoglobulin G4 (IgG4) Disease — True or Myth?” Moderated by: Dr. Abdullah Khathlan, Dr. Omar Sharif & Dr. Saad Aldosari #SLM2025 #BestOfEASL #IgG4

sasltksa's tweet image. Wrapping up the Best of EASL – Cholestatic &amp;amp; Autoimmune Hepatitis segment,
 Dr. Mohammed Mawardi examines a debated entity:
 “Immunoglobulin G4 (IgG4) Disease — True or Myth?”
Moderated by:
 Dr. Abdullah Khathlan, Dr. Omar Sharif &amp;amp; Dr. Saad Aldosari
#SLM2025 #BestOfEASL #IgG4
sasltksa's tweet image. Wrapping up the Best of EASL – Cholestatic &amp;amp; Autoimmune Hepatitis segment,
 Dr. Mohammed Mawardi examines a debated entity:
 “Immunoglobulin G4 (IgG4) Disease — True or Myth?”
Moderated by:
 Dr. Abdullah Khathlan, Dr. Omar Sharif &amp;amp; Dr. Saad Aldosari
#SLM2025 #BestOfEASL #IgG4
sasltksa's tweet image. Wrapping up the Best of EASL – Cholestatic &amp;amp; Autoimmune Hepatitis segment,
 Dr. Mohammed Mawardi examines a debated entity:
 “Immunoglobulin G4 (IgG4) Disease — True or Myth?”
Moderated by:
 Dr. Abdullah Khathlan, Dr. Omar Sharif &amp;amp; Dr. Saad Aldosari
#SLM2025 #BestOfEASL #IgG4

Anti-#C1q antibodies are common in #IgG4-related disease, as demonstrated by data from a Mexican cohort (n = 70 patients) in which 74.3% were positive, with a median level of 19.8 U/mL. Anti-C1q antibodies levels were higher in active patients and those with #renal involvement

alb_giraldo's tweet image. Anti-#C1q antibodies are common in #IgG4-related disease, as demonstrated by data from a Mexican cohort (n = 70 patients) in which 74.3% were positive, with a median level of 19.8 U/mL. Anti-C1q antibodies levels were higher in active patients and those with #renal involvement

A recent study reveals a distinct latent #allergen profile in #IgG4-related disease (IgG4-RD) characterized by frequent sensitization (especially to house dust mites and cockroach), tied to heightened #inflammation, specific patterns of organ involvement, and evidence that #IgE

alb_giraldo's tweet image. A recent study reveals a distinct latent #allergen profile in #IgG4-related disease (IgG4-RD) characterized by frequent sensitization (especially to house dust mites and cockroach), tied to heightened #inflammation, specific patterns of organ involvement, and evidence that #IgE

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