1.Reconstruction of Aggressive Grade 3 Calcaneal Giant Cell Tumour with Femoral Head Allograft: A Case Report
Malaysian Orthopaedic Journal 2026;20(No. 1):73-
Giant Cell Tumour (GCT) of bone is a benign, locally
aggressive neoplasm. GCT of the foot is rare, comprising of
about 5% of cases of all GCTs. GCT of Calcaneus is
exceedingly rare, comprising of 1.2% of all calcaneal
tumours. Due to its uncommon occurrence at this site,
diagnosis can be delayed. In this report, we present the case
of a Campanacci Grade 3 GCT of calcaneus in a 43-year-old
female patient with 8 months history of worsening pain and
disability. We treated her successfully by resection of Oscalcis and reconstruction with a femoral head allograft and
K-wire fixation, a relatively cheaper and technically lesser
challenging method of reconstruction. Three years’ postsurgery, she remains disease free, and her graft has healed.
She continues to walk independently and remains disease
free clinically and radiologically. We discuss a comparison
with other reported cases where surgeons have opted for
detailed intra-lesional curettage (DILC) and cementoplasty
to fill the defect for a Grade 2 disease, some have even used
a sural for soft tissue coverage with a maximum follow-up of
two years. While in our patient we went for Calcanues
resection and reconstruction with allograft because of a
Grade 3 disease that poses greater risk of local recurrence
with just DILC. Our patient has a three-year follow-up where
she remains disease free
2.Subgroup stratified burden of hepatitis D virus in Asia
Huzefa AHMED ; Rida AYUB ; Usama AHMED ; Bilal AHMED ; Afia AYUB ; Adeel MASOOD ; Erum KHAN ; Saeed HAMID
Journal of Clinical Hepatology 2026;42(2):249-259
Hepatitis D virus (HDV) infection, the most severe form of viral hepatitis, remains underrecognized in the Asia due to inconsistent screening and limited surveillance. This systematic review (1970—2025) stratified HDV prevalence by population subgroups: community, hospital-based, and high-risk.Community studies showed high prevalence in Pakistan, Kazakhstan, and Kyrgyzstan; hospital cohorts revealed hyperendemicity in Mongolia and Uzbekistan; high-risk populations showed concentrated transmission in [Hong Kong, China], [Taiwan, China], Vietnam, and Sultanate of Oman. Many countries and regions lacked subgroup-specific data.The uneven, population-dependent burden underscores HDV as a major driver of advanced liver disease in Central and South Asia. Routine HDV screening and RNA-based diagnostics are essential to define burden and advance WHO 2030 elimination targets.
4.Liver hypertrophy post-Yttrium-90 versus portal vein embolization: A systematic review and meta-analysis
Sehar Salim VIRANI ; Kaleem Sohail AHMED ; Omar MAHMUD ; Sheza SAQIB ; Mustafa Ali KHAN ; Leslie CHRISTENSEN ; Syed Nabeel ZAFAR
Annals of Hepato-Biliary-Pancreatic Surgery 2026;30(1):35-41
Background:
s/Aims: Portal vein embolization (PVE) and Yttrium-90 (Y-90) radioembolization are used to induce liver hypertrophy, increasing future liver remnant volume and reducing the risk of post-resection liver failure. This systematic review compares the effectiveness of PVE and Y-90 radioembolization in promoting liver hypertrophy in patients undergoing liver resection.
Methods:
A systematic review was conducted in accordance with PRISMA guidelines. PubMed, Embase, Cochrane, and Web of Science were searched for studies published between January 2000 and August 2023. Studies comparing PVE and Y-90 radioembolization with respect to liver hypertrophy were included. Risk of bias was assessed using the Newcastle–Ottawa Scale. Pooled mean differences were calculated using an inverse-variance random-effects model.
Results:
Of 1,965 studies identified, three retrospective cohort studies met inclusion criteria, comprising 125 patients. Among these, 67.3% underwent PVE and 32.7% received Y-90 radioembolization. Hepatocellular carcinoma was the most common diagnosis (55.9%), followed by metastatic disease (32.3%) and cholangiocarcinoma (11.8%). PVE was more commonly used as a preoperative strategy for liver resection, while Y-90 radioembolization was primarily employed for palliative intent. One study reported greater hypertrophy with Y-90 compared to PVE (63% vs. 36%); however, hypertrophy was assessed over a longer interval (150 vs. 30 days). In pooled analysis, PVE was associated with significantly greater hypertrophy (mean difference 23.75%; 95% CI 12.02–35.48; p < 0.0001; I 2 = 48%).
Conclusions
Evidence directly comparing PVE and Y-90 radioembolization for liver hypertrophy remains limited. While pooled results favor PVE, procedure selection should be individualized based on clinical context.
5.Cross-Cultural Adaptation, Reliability, and Validity of Urdu Version of Örebro Musculoskeletal Pain Screening Questionnaire in Non-Specific Low Back Pain Patients
Aamer NAEEM ; Tanja GLUCINA ; Muhammad UMAR ; Imran Khan NIAZI ; Imran AMJAD
Annals of Rehabilitation Medicine 2026;50(1):42-49
Objective:
To translate the Örebro Musculoskeletal Pain Screening Questionnaire (ÖMPSQ) into Urdu and to determine the psychometric properties of its Urdu version.
Methods:
This cross-sectional study recruited 300 participants (18–60 years) with non-specific low back pain (NSLBP), who were able to read Urdu. Test-retest reliability was assessed using intra-class correlation coefficient (ICC), and reproducibility through Cronbach’s α. Face and content validity were examined via individual interviews, and construct validity by correlating with relevant reference standards. Exploratory factor analysis (EFA) & confirmatory factor analysis (CFA) was also carried out
Results:
ÖMPSQ was successfully translated into Urdu version with acceptable face and content validity. ÖMPSQ Urdu version showed acceptable internal consistency (α=0.789) & good test-retest reliability (ICC=0.784, 95% confidence interval, p<0.001) while good correlation was demonstrated between ÖMPSQ and Chronic Pain Grade Scale (pain and disability subscales i.e., r=0.809 and 0.807, respectively). However, Roland-Morris Disability Questionnaire showed moderate correlation (r=0.513). Additionally, no significant floor or ceiling effects were observed in the ÖMPSQ Urdu version. EFA revealed a five-factor solution using twenty items, 89.21% was the total item variance in the database, while CFA demonstrated good model fit with strong factor loadings and acceptable fit indices
Conclusion
The ÖMPSQ Urdu version is valid and reliable for assessing the risk of long-term disability & workplace absence in NSLBP patients.
6.Antibacterial Activity of Stilbenes Isolated From Reynoutria japonica Against Vancomycin-resistant Enterococci: An In Vitro and In Silico Approach
Karishma AHMED ; Khizar Abdullah KHAN ; Sultan Mehtap BÜYÜKER ; Muhammad Arshad ZAMAN ; Atif Ali Khan KHALIL ; Syed Babar JAMAL ; Muhammad FAHEEM ; Mi-Jeong AHN ; Mutiullah KHATTAK
Natural Product Sciences 2026;32(1):104-105
7.Effect of mechanical bowel preparation with antibiotics and probiotics on postoperative ileus in patients undergoing posterior lumbar spine surgeries: a randomized controlled trial
Mantu JAIN ; Tanmoy HALDER ; Shahnawaz KHAN ; Pankaj KUMAR ; Arunkumar SEKAR ; Gurudip DAS ; Chinmaya DASH ; Sujit Kumar TRIPATHY
Asian Spine Journal 2026;20(2):264-271
Methods:
This RCT included 60 patients (30 in control and 30 in intervention) between 18 and 80 years old, scheduled for elective single or double-level lumbar spine surgeries through the posterior approach. Intervention group (MBP) received PEGLEC, tablet Metronidazole 400 mg twice daily (BD), tablet Cefuroxime 500 mg BD, and probiotic (Bacillus clausii ) on pre-operation day, whereas the control (non-MBP) had no specific bowel preparation but received only a placebo. Outcome parameters included time to first flatus, bowel sound, and first defecation, which were compared between the two groups.
Results:
Demographic data such as age, sex, body mass index, level of surgery, and intraoperative data such as duration of surgery and blood loss were similar without significant differences. The time to first flatus, bowel sounds, and first defecation was not statistically significant, but POI was seen in 6.67% of patients, all belonging to the MBP group. No correlation observed between the duration of the ileus and the intraoperative blood loss and duration of surgery.
Conclusions
Bowel preparation may not be necessary for patients undergoing posterior lumbar spine surgery involving a maximum of two levels.
8.Facial Nerve Outcomes Following Microsurgical Resection of Large Cerebellopontine Angle Tumors: Experience From a Tertiary Care Center in Pakistan
Shah KHALID ; Salaar AHMED ; Komal NAEEM ; Ahmad HASSAN ; Mehar MASROOR ; Altaf Ali LAGHARI ; Syed Ather ENAM
Brain Tumor Research and Treatment 2026;14(1):12-19
Background:
Cerebellopontine angle (CPA) tumors present surgical challenges due to their proxim-ity to the facial nerve. Despite preservation efforts, facial nerve paresis is a major issue. This study aims to identify key factors affecting facial nerve preservation during microsurgical resection of large CPA tumors in a low- and middle-income countries (LMIC) setting.
Methods:
This retrospective cross-sectional study, conducted at Aga Khan University, includedpatients who underwent microsurgical resection of large (>3 cm) CPA tumors with House-Brackmann (HB) grades 1–4. Postoperative facial nerve function was assessed using the HB grading system. Data was extracted from medical records and analyzed using SPSS 22.
Results:
This study analyzed 95 patients (M:F=1:1.16, mean age 44.24±13.71 years) withCPA tumors who underwent microsurgical resection. Common presenting complaints included a complete hearing loss (57.9%), headache (52.6%), and abnormal gait (40%). Preoperative facial nerve function was normal (HB grade I) in 75%, with 19%, 7%, and 2% having HB grades II, III, and IV, respectively. Schwannoma (69.5%), meningioma (16.8%), and epidermoid cyst (10.5%) were the most common diagnoses. Postoperative preservation of facial nerve function was achieved in 73.7% of patients. At six months, HB grades I and II were observed in 64% and 11.5%, respectively, while none had complete facial nerve palsy. On univariate analysis, larger tumor size and higher HB grade correlated with worse facial nerve outcomes (p=0.02). Complications were more frequent in patients with worsened outcomes (72% vs. 38.6%, p=0.004). However, in multivariate analysis, only preoperative HB grade was identified as a predictor.
Conclusion
Facial nerve preservation during CPA tumor resection is influenced by intrinsic tumorcharacteristics, surgical complexity, and patient-specific factors. Detailed preoperative counseling is crucial to set realistic expectations.
9.Emergent Carotid Stenting During Endovascular Therapy for Isolated Cervical Internal Carotid Artery Occlusion
Christoph RIEGLER ; João Pedro MARTO ; Pimrapat GEBERT ; Tilman REIFF ; Marek SYKORA ; Marcin WIĄCEK ; David PAKIZER ; André ARAÚJO ; Adrien ter SCHIPHORST ; João André SOUSA ; Arno REICH ; Belen Flores PINA ; Lukas MAYER-SUESS ; Cristina HOBEANU ; Marialuisa ZEDDE ; João Nuno RAMOS ; Georgios TSIVGOULIS ; Pedro CASTRO ; Sven POLI ; José Nuno ALVES ; Anne DUSART ; Blanca FUENTES ; Herbert Tejada MEZA ; Jelle DEMEESTERE ; Susanne WEGENER ; Lars KELLERT ; Patricia CALLEJA ; Cristina PANEA ; Christoph VOLLMUTH ; Liliana PEREIRA ; Ronen R. LEKER ; Timo UPHAUS ; Andrea ZINI ; Henrik GENSICKE ; Gauthier DULOQUIN ; Taraneh EBRAHIMI ; Alexander SALERNO ; Cristina TIU ; Thanh N. NGUYEN ; Sebastian GARCÍA-MADRONA ; Marta BILIK ; Shadi YAGHI ; Halina SIENKIEWICZ-JAROSZ ; Michał KARLIŃSKI ; Stefan KREBS ; Eva HURTÍKOVÁ ; Nathalia FERREIRA ; João SARGENTO-FREITAS ; João PINHO ; Isabel Rodriguez CAAMAÑO ; Elke Ruth GIZEWSKI ; Pierre SENERS ; Rosario PASCARELLA ; Klearchos PSYCHOGIOS ; Alexandra Gomez EXPOSITO ; Sara GOMES ; Flavio BELLANTE ; Jorge RODRÍGUEZ-PARDO ; Mario Bautista LACAMBRA ; Robin LEMMENS ; Corinne INAUEN ; Johannes WISCHMANN ; Fernando OSTOS ; Vlad TIU ; Karl Georg HAEUSLER ; Miguel RODRIGUES ; Issa METANIS ; Marianne HAHN ; Maria Maddalena VIOLA ; Simon TRUESSEL ; Yannick BEJOT ; Louisa NITSCH ; Davide STRAMBO ; Elena Oana TERECOASA ; Mohamad ABDALKADER ; Alicia De FELIPE ; Farhan KHAN ; Caroline ARQUIZAN ; Manuel RIBEIRO ; Martin ROUBEC ; Izabella TOMASZEWSKA-LAMPART ; Julia FERRARI ; Peter RINGLEB ; Christian H. NOLTE
Journal of Stroke 2026;28(1):160-171
Background:
and Purpose In patients with ischemic stroke and isolated cervical internal carotid artery occlusion (c-ICA-O), endovascular therapy (EVT) can improve cerebral perfusion. To maintain vessel patency, EVT is frequently combined with carotid artery stenting (CAS). We assessed the efficacy and safety of emergent CAS during EVT for isolated c-ICA-O.
Methods:
This retrospective multinational cohort study (42 centers) included consecutive patients who underwent EVT for isolated c-ICA-O within 24 hours from the time last seen well. Patients who underwent emergent CAS were compared with those who did not. Co-primary outcomes were c-ICA vessel patency and symptomatic intracerebral hemorrhage (sICH) 24 hours post-EVT. Secondary outcomes included any intracerebral hemorrhage (ICH) at 24 hours and disability at 3 months (modified Rankin Scale [mRS] shift). Outcomes were adjusted using inverse probability of treatment weighting.
Results:
Of 317 patients (mean age, 68.6 years [standard deviation, 12.9]; median National Institutes of Health Stroke Scale 11 [interquartile range, 6–17]; 26.8% female), 219 (69.1%) underwent CAS, whereas 98 (30.9%) did not. At 24 hours, vessel patency was more common after CAS (83.5% vs. 40.7%; adjusted odds ratio [aOR], 9.45; 95% confidence interval [CI], 4.91–18.17); sICH rates did not differ (2.3% vs. 3.1%; aOR, 0.92; 95% CI, 0.18–4.73). Any ICH was more common after CAS (19.3% vs. 9.3%; aOR, 2.50; 95% CI, 1.12–5.60). CAS was not associated with mRS at 3 months (adjusted common odds ratio, 0.98; 95% CI, 0.62–1.56).
Conclusions
In patients undergoing EVT for isolated c-ICA-O, emergent CAS was technically effective and reasonably safe. More frequent vessel patency in patients who underwent CAS did not translate into improved functional outcome at 3 months.
10.Safety of Endovascular Thrombectomy in Isolated Cervical Internal Carotid Artery Occlusion While on Oral Anticoagulation
Lukas MAYER-SUESS ; Christoph RIEGLER ; João Pedro MARTO ; Pimrapat GEBERT ; Tilman REIFF ; Marek SYKORA ; Marcin WIĄCEK ; David PAKIZER ; André ARAÚJO ; Adrien ter SCHIPHORST ; João André SOUSA ; Arno REICH ; Belen Flores PINA ; Cristina HOBEANU ; Marialuisa ZEDDE ; João Nuno RAMOS ; Georgios TSIVGOULIS ; Pedro CASTRO ; Sven POLI ; José Nuno ALVES ; Anne DUSART ; Blanca FUENTES ; Herbert Tejada MEZA ; Jelle DEMEESTERE ; Susanne WEGENER ; Lars KELLERT ; Patricia CALLEJA ; Cristina PANEA ; Christoph VOLLMUTH ; Karl Georg HAEUSLER ; Liliana PEREIRA ; Ronen LEKER ; Timo UPHAUS ; Andrea ZINI ; Henrik GENSICKE ; Gauthier DULOQUIN ; Taraneh EBRAHIMI ; Alexander SALERNO ; Cristina TIU ; Thanh N. NGUYEN ; Sebastian GARCÍA-MADRONA ; Marta BILIK ; Shadi YAGHI ; Halina SIENKIEWICZ-JAROSZ ; Michał KARLIŃSKI ; Stefan KREBS ; Eva HURTÍKOVÁ ; Nathalia FERREIRA ; João SARGENTO-FREITAS ; João PINHO ; Isabel Rodriguez CAAMAÑO ; Elke Ruth GIZEWSKI ; Pierre SENERS ; Rosario PASCARELLA ; Klearchos PSYCHOGIOS ; Alexandra GÓMEZ-EXPÓSITO ; Sara GOMES ; Flavio BELLANTE ; Jorge RODRÍGUEZ-PARDO ; Mario Bautista LACAMBRA ; Robin LEMMENS ; Corinne INAUEN ; Johannes WISCHMANN ; Fernando OSTOS ; Vlad TIU ; Miguel RODRIGUES ; Issa METANIS ; Marianne HAHN ; Maria Maddalena VIOLA ; Simon TRUESSEL ; Yannick BÉJOT ; Louisa NITSCH ; Davide STRAMBO ; Elena Oana TERECOASA ; Mohamad ABDALKADER ; Alicia De FELIPE ; Farhan KHAN ; Caroline ARQUIZAN ; Manuel RIBEIRO ; Martin ROUBEC ; Izabella TOMASZEWSKA-LAMPART ; Julia FERRARI ; Peter RINGLEB ; Christian H. NOLTE
Journal of Stroke 2026;28(2):321-325

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