1.Single-stage adrenalectomy and hysterectomy for pheochromocytoma with giant uterine fibroid: A multidisciplinary perioperative challenge
Fei Bing Yong ; Sarojini Devi Simanchalam ; Hidayatil Alimi Keya Nordin ; Nithiya Devi Kandasami ; Sadhana Sadar Mahamad ; Suhaimi Jaafar ; Mohd Wajdi Zanuddin ; Poh Shean Wong ; Chin Voon Tong ; Noor Lita Adam ; Zanariah Hussein
Journal of the ASEAN Federation of Endocrine Societies 2026;41(S1):20-
Introduction:
Pheochromocytoma is a catecholamine-secreting adrenal
tumor associated with major perioperative hemodynamic
instability. When concurrent major pelvic pathology
requires surgery, operative planning becomes particularly
challenging. We describe the successful single-stage
management of pheochromocytoma and a giant uterine
fibroid, highlighting the importance of multidisciplinary
coordination and perioperative optimization.
Case:
A 49-year-old female with symptomatic uterine fibroid
was found to have proliferative endometrium on a pipelle
biopsy. Computed tomography (CT) abdomen incidentally
detected a right adrenal mass alongside a large posterior
uterine fibroid (11.9 × 17.4 × 14.6 cm). CT adrenal protocol
demonstrated a heterogeneously enhancing right adrenal
mass (6.9 × 6.9 × 9.6 cm) with high unenhanced attenuation.
Biochemical evaluation revealed markedly elevated
24-hour urinary metanephrine (4.7× upper limit) and
normetanephrine (2.4× upper limit).
Following multidisciplinary discussions, a single-stage
surgical approach was planned after careful assessment of
feasibility and perioperative risk in view of the uncertain malignant potential of the pelvic mass and to minimize
repeated exposure to anesthesia. Preoperative optimization
included transitioning from terazosin to phenoxybenzamine, with subsequent addition of bisoprolol for
hemodynamic control. The operative strategy prioritized
pheochromocytoma resection first, given its potential
for significant hemodynamic instability. Progression to
hysterectomy was contingent upon achieving adequate
intraoperative hemodynamic stability following adrenalectomy, with continuous reassessment by the anesthetic
and surgical teams.
Right adrenalectomy was performed first, followed by
total abdominal hysterectomy with bilateral salpingooophorectomy. Significant hemodynamic lability occurred
during tumor manipulation, with hypertensive surges
managed using sodium nitroprusside and remifentanil
infusions. Following adrenal vein ligation and tumor
removal, hypotension was managed with noradrenaline
and additional adrenaline support as required. Total
operative time was approximately 6 hours. Postoperatively,
transient noradrenaline support was required but was
rapidly weaned as hemodynamic stability was achieved.
Conclusion
Single-stage adrenalectomy and major pelvic surgery
can be safely performed in selected patients with pheochromocytoma when guided by meticulous preoperative
optimization, clear intraoperative sequencing, and close
multidisciplinary coordination.
Pheochromocytoma
;
Adrenalectomy
;
Leiomyoma
;
Hysterectomy
2.Giant Parathyroid Adenoma with Delayed Hungry Bone Syndrome: A Case Report
Aina Mardiah Zulkifle ; Nurain Mohd Noor ; Zulaikha Che Che Embi ; Noor Lita Mohd Adam
Journal of the ASEAN Federation of Endocrine Societies 2026;41(S1):70-71
Introduction:
Giant parathyroid adenomas (GPAs), defined as lesions
>3.5 g, are rare. Their size, biochemical severity, and
compressive features often mimic carcinoma, creating
diagnostic and surgical challenges.
Case:
A 33-year-old female was incidentally found to have
hypercalcemia during evaluation after her newborn
developed severe hypocalcemic seizures requiring NICU
admission. Maternal calcium was 2.95 mmol/L with hypophosphatemia. Subsequent reviews showed persistent
hypercalcemia (3.15–3.3 mmol/L), hypophosphatemia (0.32–
0.51 mmol/L), and markedly elevated intact parathyroid
hormone (85–96 pmol/L). She had vitamin D deficiency,
very high alkaline phosphatase (1,329 U/L), and progressive bone pain with reduced mobility. Bone mineral density
revealed Z scores of −2.9 (hip) and −3.3 (lumbar spine).
Multiphase computed tomography demonstrated a multilobulated 6.9 cm mass extending from C5 to T2, compressing
the esophagus and raising suspicion for carcinoma.
Endoscopic evaluation excluded mucosal invasion. She
underwent en bloc left inferior parathyroidectomy with
hemithyroidectomy. Intraoperative parathyroid hormone
fell from 41.7 to 13.4 pmol/L, confirming complete excision.
The gland measured 65 × 20 × 15 mm and weighed 18.4 g.
Histopathology revealed a hypercellular parathyroid tumor
with endocrine atypia but no invasion, consistent with
a giant adenoma.
Postoperatively, calcium was initially stable (1.99 mmol/L
at discharge) but fell to 1.68–1.82 mmol/L at 2 weeks despite
high-dose supplementation. Hypocalcemia persisted for 6
weeks, consistent with delayed hungry bone syndrome,
likely precipitated by preoperative vitamin D deficiency,
markedly elevated alkaline phosphatase, and low bone
mineral density. With intensive supplementation, calcium
gradually stabilized, and symptoms improved.
Conclusion
GPAs can closely mimic carcinoma, with endocrine atypia
complicating histopathological interpretation. This case
illustrates both diagnostic overlap and the unusual, delayed
onset of hungry bone syndrome, emphasizing the need
for preoperative risk assessment, correction of metabolic
deficiencies, and extended postoperative monitoring. Rare
presentations such as delayed hungry bone syndrome
refine management strategies and improve outcomes in
primary hyperparathyroidism.
Parathyroid Neoplasms
3.Muscle Weakness in Thyroid Disease: When It Is Not Thyrotoxic Myopathy?
Hamizah Hamzah ; Sarojini Devi Simanchalam ; Yap Yon Lek ; Wong Poh Shean ; Nor Afidah Karim ; Nadiah Mohd Noor ; Noor Lita Adam
Journal of the ASEAN Federation of Endocrine Societies 2026;41(S1):107-108
Introduction:
Muscle weakness in thyroid disease is commonly attributed
to thyrotoxic myopathy or hypokalemic periodic paralysis.
Nevertheless, autoimmune conditions such as idiopathic
inflammatory myopathies (IIM) and myasthenia gravis
(MG) should be considered, as they may coexist with
Graves’ disease.
Case:
A 54-year-old female with hypertension and Graves’
disease, treated with carbimazole for 2 years, had her
therapy discontinued after remission. She was restarted
on low-dose carbimazole following symptom recurrence.
Three weeks later, she developed progressive proximal
weakness, dysphagia, hoarseness, anorexia, and weight
loss. On examination, body mass index was 22 kg/m²
with mild proptosis, symmetrical proximal weakness
(MRC 4/5), and erythematous rashes on thighs and shins.
Otorhinolaryngology evaluation confirmed bilateral vocal cord palsy. Investigations revealed markedly elevated
creatine kinase (7,950 U/L), aspartate aminotransferase
(349 U/L), and alanine aminotransferase (179 U/L), with
euthyroid biochemistry (thyroid-stimulating hormone
5.21 mIU/L, free thyroxine 4 16.6 pmol/L). Hypokalemia
correction failed to improve symptoms, excluding periodic
paralysis. ANA, C3, and C4 were normal. Myositis panel
showed strong anti-Cytosolic 5’-nucleotidase 1A positivity
with borderline anti-Ro-52. A diagnosis of IIM with bulbar
involvement was made. She was treated with intravenous
methylprednisolone and intravenous immunoglobulin,
with clinical improvement.
Conclusion
This case highlights the diagnostic challenge of muscle
weakness in thyroid disease. While thyrotoxic myopathy is
often presumed, markedly elevated creatinine kinase, rash,
and bulbar involvement should prompt suspicion of IIM.
Early immunosuppressive therapy is essential to achieve
favorable outcomes.
Muscle Weakness
;
Thyroid Diseases
;
Muscular Diseases
4.Central Precocious Puberty: Evaluation of Predicted and Final Adult Height in Girls Who Received GnRH Analogs
Adam Mohd Noor ; Muhammad Yazid Jalaludin ; Lixian Oh
Journal of the ASEAN Federation of Endocrine Societies 2026;41(S1):124-
Introduction:
Central precocious puberty (CPP) is defined as the early occurrence of puberty before the age of 8 years in girls and 9 years
in boys. CPP has many implications for the patient’s physical, emotional, and psychological aspects. The most soughtafter benefit of the treatment is the preservation of the growth potential of final adult height. This study aims to evaluate
the predicted and final adult height in girls with CPP who received treatment in the University Malaya Medical Centre
(UMMC), Malaysia.
Methodology:
In this retrospective longitudinal study, 32 CPP patients who received treatment with GnRH analogs in UMMC between
2010 and 2025 were identified. The demographic and clinical data of the patients were retrieved from the medical record
system and analyzed.
Results:
The study revealed that predicted adult height (PAH) by using bone age closely approximated the actual final adult height
(FAH) with no significant difference observed (p = 0.793), and a strong positive correlation (r = 0.75, p <0.001). The predicted
height based on the genetic potential of mid-parental target height (MPTH) showed a significant underestimation of FAH
(mean difference = -1.89 cm, p <0.01), although it remained a robust predictor (r = 0.75, p <0.01). Across age groups, the
correlation between PAH and FAH was strongest in girls aged 6–8 years old. Notably, girls treated before age 6 exhibited
a significant height gain compared to initial prediction values, underscoring the importance of early intervention.
Conclusion
From this study, we concluded that the FAH outcome in girls with CPP who received treatment with GnRH analogs is
preserved, similar to the PAH calculated by bone age. However, the FAH is significantly lower than the MPTH (genetic
potential). The baseline height SDS appears to be a strong predictor of FAH. The bone age value is the strongest predictor
of FAH. The preservation of adult height potential is more prominent when subjects developed CPP before 6 years and
were treated immediately.
Adult
;
Female
;
Puberty, Precocious
;
Gonadotropin-Releasing Hormone
;
World Health Organization
5.The Significance of Knowledge, Instructions, Habits and Denture Hygiene Practice in Relation to the Maintenance of Denture Hygiene at Hospital USM’s Dental Clinic
Nur Syatirah Mohd Noor ; Nor Aidaniza Abdul Muttlib ; Adam Husein
Archives of Orofacial Sciences 2021;16(1):49-55
ABSTRACT
Good denture hygiene is crucial for the prevention of various periodontal diseases, dental caries
and dental stomatitis, which can give rise to a negative impact on the general health of denture users.
A comparison exercise was conducted, to determine the effectiveness of information on denture care,
provided by different groups of dental personnel. A self-administered and structured questionnaire was
distributed to patients who attended Hospital USM’s dental clinics, from 2014 to 2019 based on the
attendance register of the clinic. The denture hygiene status of 100 participants was assessed during the
interview session. The results derived through the questionnaire revealed that 100% of the respondents,
who received both verbal and written instructions, practiced good dental hygiene. It was observed that
the most effective instructions received by the respondents were delivered by the dental specialists.
Respondents, who clean their dentures with denture cleaning tablets, soap, or denture cleaning paste,
were observed to possess better denture hygiene than those who do not. Also, respondents who visit
their dentists once every six months for routine dental examinations boasted a higher percentage of good
denture hygiene (81.8%). A positive association was perceived, between knowledge and the status of
denture hygiene.
Oral Hygiene--psychology
6.Quantification of Beta-Defensins (DEFB) Gene Copy Number Variations in Relation to Inflammation in Type 2 Diabetes Mellitus and Diabetic Nephropathy Patients
Maryam Jamielah Yusoff ; Zahirunisa Abd Rahim ; Nurul Amiera Ghazi ; Shi-Kee Chin ; Mohd Jokha Yahya ; Noor Lita Adam ; Patimah Ismail ; Suhaili Abu Bakar
Malaysian Journal of Medicine and Health Sciences 2020;16(Supp 1,January):58-65
Introduction: Association studies between single nucleotide polymorphisms (SNPs) and type 2 diabetes mellitus (T2DM) have been abundant. However, there are limited reports on copy number variations (CNVs) of beta-defensins (DEFB) gene in relation to T2DM. In this study, DEFB copy numbers were quantified in T2DM with nephropathy, T2DM without nephropathy and non-diabetic control groups to investigate its influence in chronic inflammation in Malaysian individuals. Methods: DEFB copy number in Malaysian individuals were quantified by using paralogue ratio tests (PRT) which allow direct quantification of gene copy number by using PRT107A and HSPD21 PRT primers. The copy number generated was then validated from insertion/deletion ratio measurement 5DEL (rs5889219) and two microsatellite analyses (EPEV-1 and EPEV-3). Results: DEFB copy number was found extending from 2 to 8 copies in the non-diabetic group (n=146), while in T2DM group (n=392), copy numbers were more extensive, ranging between 1 and 12 copies; with 1, 10 and 12 copies detected in T2DM with nephropathy group (n=202). Statistically, there is no significant difference in DEFB copy number between T2DM and the non-diabetic group (p=0.209) as well as between diabetic nephropathy and without nephropathy of the T2DM group (p=0.522). However, significant white blood cell (WBC) count was found between T2DM groups with and without diabetic nephropathy (p=0.000). Conclusion: Extreme DEFB copy numbers in T2DM with nephropathy group suggest future studies with bigger sample size are necessary to elucidate the true impact of CNVs of DEFB gene in promoting early onset of nephropathy in T2DM.
7.Management of diabetes in pregnancy in primary care
Nurain Mohd. Noor ; Lili Zuryani Marmuji ; Mastura Ismail ; Hoong Farn Weng Micheal ; Barakatun Nisak Mohd Yusof ; Mohd. Aminuddin Mohd. Yusof ; Rohana Abdul Ghani ; Norasyikin Binti A. Wahab ; Nazatul Syima Idrus ; Noor Lita Adam ; Norlaila Mustafa ; Imelda Balchin ; Ranjit Singh Dhalliwal
Malaysian Family Physician 2019;14(3):55-59
Diabetes in pregnancy is associated with risks to the woman and her developing fetus. Management
of the condition at the primary care level includes pre-conception care, screening, diagnosis, as well
as antenatal and postpartum care. A multidisciplinary approach is essential in ensuring its holistic
management.


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