PEMANFAATAN POOLED SERA SEBAGAI BAHAN KONTROL ALTERNATIF PEMANTAPAN MUTU INTERNAL PEMERIKSAAN KOLESTEROL

Lyano, Nurinas Luluk Kamil (2025) PEMANFAATAN POOLED SERA SEBAGAI BAHAN KONTROL ALTERNATIF PEMANTAPAN MUTU INTERNAL PEMERIKSAAN KOLESTEROL. Diploma thesis, Poltekkes Kemenkes Palembang.

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Abstract

Latar Belakang : Pemantapan mutu internal merupakan komponen penting yang
dilakukan untuk memastikan keakuratan hasil pemeriksaan laboratorium, termasuk
pada parameter kolesterol yang sering diperiksa di laboratorium. Bahan kontrol
komersial yang sering digunakan memiliki keterbatasan seperti harga yang relatif
mahal dan ketersediaanya terbatas dalam keadaan tertentu. Oleh karena itu,
diperlukan alternatif yang lebih terjangkau dan mudah diperoleh seperti pooled
sera, yaitu campuran sisa serum pasien. Tujuan Penelitian : Mengetahui dan
menganalisis pemanfaatan pooled sera sebagai bahan kontrol alternatif pemantapan
mutu internal pemeriksaan kolesterol. Metode Penelitian : Jenis penelitian yang
digunakan adalah eksperimental yang dilakukan pada Februari – April 2025 di
Balai Besar Laboratorium Kesehatan Palembang. Evaluasi dilakukan terhadap
homogenitas dan stabilitas pooled sera dengan standar ISO 13528:2015, serta uji
presisi, dan aturan westgard. Hasil Penelitian : Pooled sera bersifat homogen
karena memenuhi standar ISO 13528:2015 (Ss = 0,236 ≤ 0,3σ), dan stabil selama 8
minggu penyimpanan pada suhu 4–8°C. Dan grafik levey-jennings dan aturan
westgard menunjukkan pooled sera berada dalam kontrol yang dapat diterima.
Kesimpulan : Pooled sera dapat digunakan sebagai bahan kontrol alternatif dalam
pemantapan mutu internal karena memenuhi kriteria presisi dan aturan westgard,
walaupun belum memiliki nilai target untuk akurasi.

Background: Internal quality assurance is an important component that is carried
out to ensure the accuracy of laboratory examination results, including on
cholesterol parameters that are often examined in laboratories. Commercial control
materials that are often used have limitations such as relatively expensive prices
and limited availability in certain circumstances. Therefore, a more affordable and
easily obtained alternative is needed such as pooled sera, which is a mixture of
patient serum residues. Objective: To determine and analyze the utilization of
pooled sera as an alternative control material to strengthen the internal quality of
cholesterol examination. Methods: The type of research used was experimental
which was conducted in February - April 2025 at the Palembang Health Laboratory
Center. Evaluation was carried out on the homogeneity and stability of pooled sera
with ISO 13528: 2015 standards, as well as precision tests, and westgard rules.
Results: Pooled sera are homogeneous because ISO 13528:2015 standards (Ss =
0.236 ≤ 0.3σ), and are stable for 8 weeks of storage at 4-8°C. And the levey-jennings
graph and westgard rule show pooled sera are in acceptable control. Conclusion:
Pooled sera can be used as an alternative control material in internal quality
assurance because it meets the precision criteria and westgard rule, although it does
not yet have a target value for accuracy.

Item Type: Thesis (Diploma)
Uncontrolled Keywords: Pooled sera, Bahan kontrol alternatif, Kolesterol
Subjects: Q Science > QD Chemistry
Divisions: Jurusan Teknologi Laboratorium Medis > 13350-D4 Teknologi Laboratorium Medis
Depositing User: Dibertha Aristi
Date Deposited: 08 Oct 2025 07:56
Last Modified: 08 Oct 2025 07:56
URI: http://rama.poltekkespalembang.ac.id/id/eprint/439

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