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Causes of cervical lymphadenopathy at Kamuzu Central Hospital
Insights
Cervical lymphadenopathy in Malawi is now more commonly caused by malignancy than tuberculosis (TB). Early biopsy or fine-needle aspiration (FNA) is recommended for timely diagnosis and treatment of cancers.
Area of Science:
- Pathology
- Oncology
- Infectious Diseases
Background:
- Cervical lymphadenopathy evaluation presents diagnostic challenges.
- Previous studies at Kamuzu Central Hospital (KCH) identified tuberculosis (TB) as the primary cause.
- No recent data exists on cervical lymphadenopathy causes in Malawi since the HIV epidemic and antiretroviral therapy scale-up.
Purpose of the Study:
- To describe the pathologic causes of cervical lymphadenopathy at Kamuzu Central Hospital (KCH).
- To update the understanding of cervical lymphadenopathy etiology in Malawi.
- To compare current findings with previous studies, considering the impact of HIV and ART.
Main Methods:
- A cross-sectional study was conducted on cervical lymph node specimens at KCH.
- Data was collected from July 2011 to February 2013.
- Patient demographics (age, gender) and pathologic diagnoses were analyzed.
Main Results:
- 179 cases were identified, with 143 histologic and 34 cytology specimens.
- The mean age of patients was 30 years (range 0-76).
- Malignancy was the leading diagnosis in adults (35%), while children had equal rates of malignancy and benign masses. Tuberculosis (TB) was diagnosed in only 5% of adults and 6% of children.
Conclusions:
- Malignancy is now more prevalent than TB in cervical lymphadenopathy cases at KCH.
- A significant decrease in TB diagnoses was observed compared to prior studies.
- Early biopsy or fine-needle aspiration (FNA) is recommended for prompt diagnosis and treatment of cervical cancers.
Aim:
Description of pathologic causes of cervical lymphadenopathy at Kamuzu Central Hospital.
Introduction:
The evaluation of cervical lymphadenopathy is a common diagnostic challenge facing clinicians. Previously at Kamuzu Central Hospital (KCH) tuberculosis (TB) was reported to be the most common cause of cervical lymphadenopathy However, no recent study has assessed this common diagnostic challenge in Malawi, particularly since the beginning of the HIV epidemic and the subsequent scale-up of antiretroviral therapy.
Methods:
We conducted a cross-sectional study of all cervical lymph node specimens from the KCH pathology laboratory between 1 July 2011 and 28 February 2013 and describe patient age, gender, and pathologic diagnoses.
Results:
Our search of the KCH pathology database yielded 179 cases. Of these, 143 (77%) were histologic specimens (open biopsy or core needle samples) while 34 (23%) were cytology specimens. The age range was from 0 to 76 years with a mean of 30 (SD: 19). In adults, the most common diagnosis was malignancy (n=41, 35%), while in children 15 cases each of malignancy and benign masses were diagnosed. Only 6 cases (5%) of TB were diagnosed in adults, and 4 cases (6%) of TB were diagnosed in children.
Conclusion:
Our study shows more malignancy and much less TB than a prior study of cervical lymphadenopathy at KCH. With the successful initiaion of the KCH Pathology Laboratory in 2011, we recommend biopsy or FNA early in the workup of cervical lymphadenopathy to prevent long delays in diagnosis and treatment of curable cancers.
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