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ุดุฑุญ ุงู„ู…ุญุชูˆู‰ ุงู„ู†ุธุฑู‰ ู„ู„ุชุญุงู„ูŠู„ ุงู„ุทุจูŠุฉ โ˜บ๏ธ
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ู…ุง ูˆุฑุงุก ุชุญู„ูŠู„ LDHโ€ฆ .

ุชุชุฎูŠู„ ุงู† ู…ู…ูƒู† ุชุญู„ูŠู„ LDH ูŠูƒุดู ุฎูุงูŠุง ุงู„ุฃูˆุฑุงู…๐Ÿคจ

ููŠ ุฏุฑุงุณุงุช ุญุฏูŠุซุฉุŒ ุงู„ุนู„ู…ุงุก ุฃูƒุฏูˆุง ุฃู† ุชุญู„ูŠู„ LDH ุฃูˆ Lactate Dehydrogenase ู…ุด ู…ุฌุฑุฏ ุฅู†ุฒูŠู… ููŠ ุงู„ุฏู…ุŒ ู„ูƒู†ู‡ ูŠุนุชุจุฑ ุนู„ุงู…ุฉ ู…ู‡ู…ุฉ ู„ู…ุชุงุจุนุฉ ุงู„ุฃูˆุฑุงู…ุŒ ุฎุตูˆุตู‹ุง ููŠ ุณุฑุทุงู† ุงู„ุบุฏุฏ ุงู„ู„ูŠู…ูุงูˆูŠุฉ ูˆุณุฑุทุงู† ุงู„ุฎุตูŠุฉุŒ ูˆุฃุญูŠุงู†ู‹ุง ุจุนุถ ุฃูˆุฑุงู… ุงู„ูƒุจุฏ ูˆุงู„ุฑุฆุฉ ูˆุงู„ุฏู…

ุฅู†ุฒูŠู… ุงู„ู€LDH ู…ูˆุฌูˆุฏ ููŠ ูƒู„ ุฎู„ุงูŠุง ุงู„ุฌุณู…ุŒ ูˆู„ู…ุง ูŠุญุตู„ ุชู„ู ุฃูˆ ุงู†ู‚ุณุงู… ุณุฑูŠุน ู„ู„ุฎู„ุงูŠุง ุฒูŠ ุงู„ู„ูŠ ุจูŠุญุตู„ ููŠ ุงู„ุฃูˆุฑุงู…ุŒ ูŠุจุฏุฃ ู…ุณุชูˆุงู‡ ูŠุฑุชูุน ููŠ ุงู„ุฏู…

ุจุนุฏ ุงู„ุนู„ุงุฌุŒ
ู„ูˆ ู†ุณุจุฉ LDH ูุถู„ุช ุนุงู„ูŠุฉ ุฃูˆ ุจุฏุฃุช ุชุฒูŠุฏ ุชุงู†ูŠุŒ ูุฏู‡ ู…ู…ูƒู† ูŠูƒูˆู† ุฅุดุงุฑุฉ ุนู„ู‰ ู†ุดุงุท ุงู„ูˆุฑู… ุฃูˆ ุฑุฌูˆุนู‡
ุนุงุฏุฉ ุงู„ู‚ูŠู… ุงู„ู„ูŠ ุจุชุซูŠุฑ ุงู„ู‚ู„ู‚ ุจุชูƒูˆู†
ุฃุนู„ู‰ ู…ู† 250 ุฅู„ู‰ 300 ูˆุญุฏุฉ ุฏูˆู„ูŠุฉ ู„ูƒู„ ู„ุชุฑุŒ

ูˆุฏู‡ ุญุณุจ ุทุฑูŠู‚ุฉ ุงู„ู‚ูŠุงุณ ููŠ ุงู„ู…ุนู…ู„ุŒ ูˆููŠ ุจุนุถ ุงู„ุญุงู„ุงุช ุงู„ู†ุดุทุฉ ู…ู…ูƒู† ุชุชุฌุงูˆุฒ ุงู„ู‚ูŠู…ุฉ ุถุนู ุงู„ุญุฏ ุงู„ุฃุนู„ู‰ ุงู„ุทุจูŠุนูŠ

ุงู„ุฃุทุจุงุก ุจูŠุณุชุฎุฏู…ูˆุง ุงู„ุชุญู„ูŠู„ ุฏู‡ ูƒู…ุคุดุฑ ู„ู…ุชุงุจุนุฉ ุงู„ุญุงู„ุฉ ูˆู„ูŠุณ ู„ุชุดุฎูŠุต ุงู„ูˆุฑู… ุจุดูƒู„ ู…ู†ูุฑุฏุŒ ู„ุฃู† ุงุฑุชูุงุนู‡ ู„ูˆุญุฏู‡ ู„ุง ูŠุนู†ูŠ ุจุงู„ุถุฑูˆุฑุฉ ูˆุฌูˆุฏ ูˆุฑู…ุŒ ู„ูƒู†ู‡ ู…ุน ุจุงู‚ูŠ ุงู„ุชุญุงู„ูŠู„ ูˆุงู„ูุญูˆุตุงุช ูŠุณุงุนุฏ ููŠ ุฑุณู… ุงู„ุตูˆุฑุฉ ุงู„ูƒุงู…ู„ุฉ ู„ู„ุญุงู„ุฉ
โค2
ุฃุดู‡ุฑ ุงู„ุชุญุงู„ูŠู„ ุงู„ู„ูŠ ู…ู…ูƒู† ุชูƒุดู ุจุฏุงูŠุงุช ุงูˆุฑุงู… ุณุฑุทุงู†ูŠุฉ ุจุฏุฑูŠ ุฌุฏู‹ุง

1. CBC (ุตูˆุฑุฉ ุงู„ุฏู… ุงู„ูƒุงู…ู„ุฉ)
ู…ุด ุจุณ ู„ู„ุฃู†ูŠู…ูŠุงุŒ ู„ูƒู† ูƒู…ุงู† ู„ุชุชุจุน ุฃูŠ ุฎู„ู„ ููŠ ุนุฏุฏ ุฃูˆ ุดูƒู„ ูƒุฑุงุช ุงู„ุฏู….
ุฒูŠ ุฒูŠุงุฏุฉ ูƒุฑูŠุงุช ุจูŠุถุง ุจุฏูˆู† ุนุฏูˆู‰ุŒ ุฃูˆ ุฃู†ูŠู…ูŠุง ุบูŠุฑ ู…ูุณู‘ุฑุฉุŒ ุฃูˆ ุตูุงูŠุญ ุจุชุชุตุฑู ุจุดูƒู„ ุบูŠุฑ ุทุจูŠุนูŠ.

2. LDH (Lactate Dehydrogenase)
ู„ู…ุง ูŠุฑุชูุน ู…ู† ุบูŠุฑ ุณุจุจ ูˆุงุถุญุŒ ู…ู…ูƒู† ูŠูƒูˆู† ู†ุงุชุฌ ุนู† ุชูƒุณูŠุฑ ุบูŠุฑ ุทุจูŠุนูŠ ู„ู„ุฎู„ุงูŠุง โ€” ุฃุญูŠุงู†ู‹ุง ุจูŠุธู‡ุฑ ููŠ ุงู„ุฃูˆุฑุงู… ุฃูˆ ุฃู…ุฑุงุถ ุงู„ุฏู….

3. Ferritin
ุงุฑุชูุงุนู‡ ู…ู† ุบูŠุฑ ุงู„ุชู‡ุงุจ ุฃูˆ ุนุฏูˆู‰ ูˆุงุถุญ ู…ู…ูƒู† ูŠุดูŠุฑ ุฅู„ู‰ ู†ุดุงุท ุฎู„ูˆูŠ ุบูŠุฑ ุทุจูŠุนูŠ ุฃูˆ ุญุชู‰ ุจุนุถ ุงู„ุฃูˆุฑุงู….

4. CRP ูˆ ESR
ู…ุคุดุฑุงุช ุงู„ุชู‡ุงุจุงุชุŒ ู„ูƒู† ู„ู…ุง ุชูุถู„ ุนุงู„ูŠุฉ ู„ูุชุฑุงุช ุทูˆูŠู„ุฉ ุจุฏูˆู† ุณุจุจุŒ ู„ุงุฒู… ู†ุฑุงุฌุน.

5. Tumor Markers
ุฒูŠ CEAุŒ CA 19-9ุŒ AFPุŒ PSAุŒ ูˆ CA-125 โ€” ุฏูŠ ู…ุด ู„ู„ุชุดุฎูŠุต ู„ูˆุญุฏู‡ุงุŒ ู„ูƒู† ู„ู…ุง ุชุชู‚ุงุฑู† ุจุจุนุถ ุฃูˆ ุชุชูƒุฑุฑ ู…ู…ูƒู† ุชูƒุดู ุจุฏุงูŠุฉ ุฎู„ู„ ู…ุจูƒุฑ.

6. Peripheral Blood Smear ูˆ Bone Marrow Tests
ุจุชูƒุดู ุชุบูŠุฑุงุช ุฏู‚ูŠู‚ุฉ ููŠ ุดูƒู„ ุงู„ุฎู„ุงูŠุง ุฃูˆ ุทุฑูŠู‚ุฉ ุงู†ู‚ุณุงู…ู‡ุงุŒ ูˆุฏูŠ ุฃุญูŠุงู†ู‹ุง ุฃูˆู„ ุฏู„ูŠู„ ู‚ุจู„ ู…ุง ุงู„ุณุฑุทุงู† ูŠุธู‡ุฑ ุฅูƒู„ูŠู†ูŠูƒูŠู‹ุง.
โค1
๐Ÿ’ฅ Hemolysis Serum๐Ÿ’ฅ

๐Ÿ”ธmeans the breakdown of red blood cells (RBCs), causing hemoglobin to leak into the serum.
It can result
* from pre-analytical errors * (during blood collection/handling) or in vivo causes (hemolysis inside the body).

๐Ÿ 1. Pre-analytical Causes (In vitro hemolysis)
Most common in laboratory settings โ€” caused by improper sample collection or handling.
Examples:
๐Ÿ”ธUsing a needle that is too small โ†’ high pressure โ†’ RBC rupture
๐Ÿ”ธ Pulling the syringe plunger too fast or releasing it abruptly
๐Ÿ”ธ Shaking the blood tube too vigorously
๐Ÿ”ธ Alcohol on the skin not allowed to dry before venipuncture
๐Ÿ”ธ Incorrect temperature storage (e.g., freezing before serum separation)
๐Ÿ”ธ Delayed clotting or centrifuging too early
๐Ÿ”ธ Rough sample transport or delayed delivery to the lab

๐Ÿ2. In vivo Causes (True hemolysis inside the body)
RBCs are destroyed within the circulation due to various pathological conditions:
๐Ÿ”ธ Autoimmune hemolytic anemia
๐Ÿ”ธ G6PD deficiency โ†’ oxidative damage to RBCs
๐Ÿ”ธ Infections (e.g., Malaria, Clostridium perfringens)
๐Ÿ”ธ Transfusion reaction (ABO incompatibility)
๐Ÿ”ธ DIC (Disseminated Intravascular Coagulation)
๐Ÿ”ธ Toxins or certain drugs causing RBC destruction

๐ŸŒบLaboratory Findings
๐ŸŒบ
๐Ÿ”ธSerum appears pink โ†’ red โ†’ brown, depending on hemolysis severity.
๐Ÿ”ธCan interfere with test results:
Potassium (Kโบ), LDH, AST โฌ†๏ธ ,
Haptoglobin โฌ‡๏ธ
๐Ÿ”ธMay affect Bilirubin, ALT, CK, and others
ุงู„ู†ู‡ุงุฑุฏุฉุ› ู†ูˆุจู„ ุงู„ุทุจ ุฑุงุญุช ู„ู€ูฃ ุนู„ู…ุงุก..

ุงู„ู€ูฃ ุนู„ู…ุงุก ุงูƒุชุดููˆุง ุญุงุฌุฉ ู…ู‡ู…ุฉ ุฌุฏู‹ุง ุงุณู…ู‡ุง ูุฑุงู…ู„ ุงู„ู…ู†ุงุนุฉ. ุงู„ู‚ุตุฉ ุจุงุฎุชุตุงุฑ ู…ุด ุฅู†ู‡ู… ุงูƒุชุดููˆุง ุญุงุฌุฉ ูˆุงุญุฏุฉ ูˆุฎู„ุงุตุŒ ู„ุฃโ€ฆ ุงู„ุชู„ุงุชุฉ ูƒุงู†ูˆุง ุจูŠูƒู…ู‘ู„ูˆุง ุจุนุถ ููŠ ู„ุบุฒ ูƒุจูŠุฑ ุงุณู…ู‡ "ุงู„ู…ู†ุงุนุฉ ุงู„ู…ู†ุธู…ุฉ"ุŒ ุฃูˆ ุจู…ุนู†ู‰ ุฃุจุณุท: ุฅุฒุงูŠ ุฌุณู…ู†ุง ูŠุนุฑู ูŠู‡ุงุฌู… ุงู„ู„ูŠ ุจูŠุคุฐูŠู‡ุŒ ู…ู† ุบูŠุฑ ู…ุง ูŠู‡ุงุฌู… ู†ูุณู‡... ุงุฒุงูŠ ุจู†ุนุฑู ุฐุงุชู†ุงุ› ูˆู†ูุฑู‚ ุจูŠู†ู‡ุง ูˆุจูŠู† ุงู„ุขุฎุฑ.

ุฒู…ุงู† ูƒุงู† ุงู„ุนู„ู…ุงุก ูุงูƒุฑูŠู† ุฅู† ุงู„ู…ู†ุงุนุฉ ู„ุงุฒู… ุชูƒูˆู† ู‚ูˆูŠุฉ ุนู„ู‰ ุทูˆู„ ุนู„ุดุงู† ู†ุญู…ูŠ ู†ูุณู†ุง ู…ู† ุงู„ููŠุฑูˆุณุงุช ูˆุงู„ุจูƒุชูŠุฑูŠุงุŒ ุจุณ ุงู„ู„ูŠ ู…ุญุฏุด ูƒุงู† ูุงู‡ู…ู‡ ุฅู† ุงู„ู‚ูˆุฉ ุฏูŠ ู„ูˆ ุฒุงุฏุช ุนู† ุงู„ู„ุฒูˆู…โ€ฆ ุจุชุชุญูˆู„ ู„ุณู„ุงุญ ุถุฏ ุงู„ุฌุณู… ู†ูุณู‡. ุฒูŠ ุฌูŠุด ุจูŠู‡ุงุฌู… ุดุนุจู‡. ูˆุฏู‡ ุงู„ู„ูŠ ุจูŠุญุตู„ ููŠ ุฃู…ุฑุงุถ ุงู„ู…ู†ุงุนุฉ ุงู„ุฐุงุชูŠุฉ ุฒูŠ ุงู„ุฑูˆู…ุงุชูˆูŠุฏ ูˆุงู„ุฐุฆุจุฉ ูˆุงู„ุชุตู„ุจ ุงู„ู…ุชุนุฏุฏ.

ุงู„ุนุงู„ู…ุฉ โ€œู…ุงุฑูŠ ุจุฑุงู†ูƒูˆโ€ ูƒุงู†ุช ุฃูˆู„ ูˆุงุญุฏุฉ ุชู„ุงุญุธ ุฅู† ุฌู‡ุงุฒ ุงู„ู…ู†ุงุนุฉ ู…ุด ุฏุงูŠู…ุง ุดุบุงู„ุŒ ูˆุฅู† ููŠู‡ ู†ูˆุน ู…ู† โ€œูุฑุงู…ู„โ€ ุจุชู…ู†ุนู‡ ู…ู† ุฅู†ู‡ ูŠุชุฌู†ู† ูˆูŠู‡ุงุฌู… ุฎู„ุงูŠุง ุงู„ุฌุณู…. ุจุฏุฃุช ุชุฏุฑุณ ุฎู„ุงูŠุง ุบุฑูŠุจุฉ ูƒุงู†ุช ุจุชุชุตุฑู ูƒุฃู†ู‡ุง "ุงู„ู…ุฑุงู‚ุจ ุงู„ุฏุงุฎู„ูŠ" ู„ู„ู…ู†ุงุนุฉ. ุงู„ุฎู„ุงูŠุง ุฏูŠ ุทู„ุนุช ุงุณู…ู‡ุง "ุงู„ุฎู„ุงูŠุง ุงู„ุชุงุฆูŠุฉ ุงู„ุชู†ุธูŠู…ูŠุฉ" (T-regs)ุŒ ุงู„ู„ูŠ ุฏูˆุฑู‡ุง ุฅู†ู‡ุง ุชู‚ูˆู„ ู„ุจุงู‚ูŠ ุฎู„ุงูŠุง ุงู„ู…ู†ุงุนุฉ: โ€œุงู‡ุฏูˆุง ูŠุง ุฌู…ุงุนุฉุŒ ุฏูŠ ู…ุด ุนุฏูˆุŒ ุฏูŠ ุฎู„ูŠุฉ ู…ู†ู†ุง.โ€

ุจุนุฏู‡ุง ุฌู‡ โ€œูุฑูŠุฏ ุฑุงู…ุฒุฏู„โ€ ุงู„ู„ูŠ ู‚ุฑุฑ ูŠููƒ ุดูุฑุฉ ุงู„ู„ุนุจุฉ ุฏูŠ. ุงุดุชุบู„ ุณู†ูŠู† ุทูˆูŠู„ุฉ ู„ุญุฏ ู…ุง ุงูƒุชุดู ุงู„ุฌูŠู† ุงู„ู„ูŠ ุจูŠุฎู„ูŠ ุงู„ุฎู„ุงูŠุง ุฏูŠ ุชุจู‚ู‰ "ู…ู†ุธู…ุฉ"ุŒ ูˆุณู…ุงู‡ FOXP3. ู„ู…ุง ุงู„ุฌูŠู† ุฏู‡ ุจูŠุจูˆุธ ุฃูˆ ุจูŠุฎุชููŠุŒ ุงู„ู…ู†ุงุนุฉ ุจุชูู‚ุฏ ุงู„ุณูŠุทุฑุฉ ูˆุชุจุฏุฃ ุชู‡ุงุฌู… ุงู„ุฌุณู… ูุนู„ุงู‹. ู‡ูˆ ุงู„ู„ูŠ ุฃุซุจุช ุนู„ู…ูŠู‹ุง ุฅู† ู…ู† ุบูŠุฑ ุงู„ุฌูŠู† ุฏู‡ุŒ ุงู„ู…ู†ุงุนุฉ ุจุชุชุญูˆู„ ู„ู‚ู†ุจู„ุฉ.

ุฃู…ุง ุงู„ูŠุงุจุงู†ูŠ โ€œุดูŠู…ูˆู† ุณุงูƒุงุบูˆุชุดูŠโ€ุŒ ููƒุงู† ุฃูˆู„ ูˆุงุญุฏ ูŠูˆุตู ุงู„ู†ูˆุน ุฏู‡ ู…ู† ุงู„ุฎู„ุงูŠุง ุจุดูƒู„ ุฏู‚ูŠู‚ ุฌุฏุง ูˆูŠุซุจุช ูˆุฌูˆุฏู‡ุง ูุนู„ูŠู‹ุง ุจุงู„ุชุฌุฑุจุฉุŒ ู…ุด ุจุงู„ุงูุชุฑุงุถ. ู‡ูˆ ุงู„ู„ูŠ ุฎู„ุง ุงู„ุนู„ู…ุงุก ูƒู„ู‡ู… ูŠุนุชุฑููˆุง ุฅู† โ€œุงู„ูุฑุงู…ู„ ุงู„ู…ู†ุงุนูŠุฉโ€ ุฏูŠ ู…ูˆุฌูˆุฏุฉ ูุนู„ุงุŒ ูˆุฅู†ู‡ุง ุฃุณุงุณูŠุฉ ููŠ ูƒู„ ุฌู‡ุงุฒ ู…ู†ุงุนูŠ ุณู„ูŠู….

ุจุฑุงู†ูƒูˆ ุดุงูุช ุงู„ุธุงู‡ุฑุฉ ูˆุณุงูƒุงุบูˆุชุดูŠ ุฃุซุจุช ูˆุฌูˆุฏู‡ุง ูˆุฑุงู…ุฒุฏู„ ูุณู‘ุฑู‡ุง ุฌูŠู†ูŠุง.

ูˆุฏู‡ ุงู„ูู‡ู… ุงู„ู„ูŠ ูุชุญ ุงู„ุจุงุจ ู„ุนู„ุงุฌ ุฃู…ุฑุงุถ ุฒูŠ ุงู„ุณูƒุฑูŠ ุงู„ู…ู†ุงุนูŠ ูˆุงู„ุชุตู„ุจ ูˆุงู„ุฑูˆู…ุงุชูˆูŠุฏ ูˆุญุชู‰ ุงู„ุณุฑุทุงู†ุŒ ู„ุฃู† ุฏู„ูˆู‚ุชูŠ ุงู„ุนู„ู…ุงุก ุจูŠู„ุนุจูˆุง ุจู†ูุณ ุงู„ู…ูู‡ูˆู… ุฏู‡: ู„ู…ุง ุนุงูŠุฒูŠู† ุงู„ู…ู†ุงุนุฉ ุชุดุชุบู„ ุฃูƒุชุฑ ุถุฏ ุงู„ุณุฑุทุงู†ุŒ ุจูŠุดูŠู„ูˆุง ุงู„ูุฑุงู…ู„ุŒ ูˆู„ู…ุง ุนุงูŠุฒูŠู† ูŠูˆู‚ููˆู‡ุง ุถุฏ ุงู„ุฌุณู… ู†ูุณู‡ุŒ ุจูŠุฑุฌุนูˆุง ูŠุดุฏูˆุง ุงู„ูุฑุงู…ู„ ุฏูŠ ุชุงู†ูŠ.

ุจุจุณุงุทุฉุ› ุงู„ุซู„ุงุซุฉ ูู‡ู…ูˆู†ุง "ูู† ุงู„ุชูˆุงุฒู† ุงู„ู…ู†ุงุนูŠ" โ€” ุฅุฒุงูŠ ู†ุฎู„ูŠ ุงู„ุฌุณู… ูŠู‚ุงุชู„ ู…ู† ุบูŠุฑ ู…ุง ูŠุฏู…ุฑ ู†ูุณู‡. ูˆุฏู‡ ููŠ ุนุงู„ู… ุงู„ุทุจ ู…ุด ุฅู†ุฌุงุฒ ุนุงุฏูŠโ€ฆ ุฏู‡ ุชุบูŠูŠุฑ ููŠ ู…ูู‡ูˆู… ุงู„ู…ู†ุงุนุฉ ูƒู„ู‡.

ู…ุจุฑูˆูƒ ู„ุซู„ุงุซูŠ ู†ูˆุจู„.. ูˆุฎุงุตุฉ ุงู„ุณูŠุฏุฉ "ู…ุงุฑูŠ ุจุฑุงู†ูƒูˆ" ูˆุงู„ู„ูŠ ุจุชุนุชุจุฑ ุงู„ุณูŠุฏุฉ ุฑู‚ู… ูขูง ุงู„ู„ูŠ ุชุญุตู„ ุนู„ู‰ ู†ูˆุจู„ ููŠ ู…ุฌุงู„ ุงู„ุนู„ูˆู…ุ› ูˆุงู„ุณูŠุฏุฉ ุฑู‚ู… ูฆูจ ุงู„ู„ูŠ ุจุชุญุตู„ ุนู„ู‰ ู†ูˆุจู„ ููŠ ุฌู…ูŠุน ูุฑูˆุนู‡ุง.
โค2
The 2025 medicine laureates identified the immune systemโ€™s security guards, regulatory T cells, which prevent immune cells from attacking our own body.

The fundamental knowledge that researchers have gained through the discovery of regulatory T cells and their importance for peripheral immune tolerance, has spurred the development of potential new medical treatments. Mapping of tumours shows that they can attract large numbers of regulatory T cells that protect them from the immune system. Researchers are therefore trying to find ways to dismantle this wall of regulatory T cells, so the immune system can access the tumours.

In autoimmune diseases, researchers are instead trying to promote the formation of more regulatory T cells. In pilot studies, they are giving patients interleukin-2, a substance that makes regulatory T cells thrive. Researchers are also investigating whether interleukin-2 can be used to prevent organs being rejected after transplantation.

Another strategy researchers are testing to slow an overactive immune system is to isolate regulatory T cells from a patient and multiply them in a laboratory. These are then returned to the patient, who will thus have more regulatory T cells in their body. In some cases, researchers also modify the T cells, putting antibodies on their surface that function like an address label. This allows researchers to send these cellular security guards to a transplanted liver or kidney, for example, and protect the organ from being attacked by the immune system.

There are many more examples of how researchers are testing how regulatory T cells can be used to combat diseases. Through their revolutionary discoveries, Mary Brunkow, Fred Ramsdell and Shimon Sakaguchi have provided fundamental knowledge of how the immune system is regulated and kept in check. They have thus conferred the greatest benefit to humankind.

The 2025 Nobel Prize in Physiology or Medicine has been awarded to Mary E. Brunkow, Fred Ramsdell and Shimon Sakaguchi โ€œfor their discoveries concerning peripheral immune tolerance.โ€
Lipemic serum is a serum that appears milky or turbid due to elevated levels of triglycerides in the blood, giving it a "milky" appearance.

Causes / Associated Conditions
1. *Hypertriglyceridemia*: Can be primary (like familial hypertriglyceridemia) or secondary (like due to diabetes, high-fat diet).
2. *Diabetes mellitus*: Especially in poorly controlled diabetes leading to elevated triglycerides.
3. *Acute pancreatitis*: Sometimes lipemic serum is seen preceding pancreatitis.
4. *Postprandial lipemia*: Temporary milky serum after consuming a high-fat meal.

Characteristics
- *Appearance*: Milky or turbid.
- Can interfere with some laboratory tests (e.g., AST, ALT, electrolytes) โ†’ laboratory caution required.

Notes
- Elevated triglycerides are the main cause.
- Proper handling and fasting samples may be needed for accurate lab results.
Icteric serum is a serum that appears abnormally dark yellow due to elevated bilirubin levels in the blood, giving it a jaundice-like color.

Causes of Icteric Serum (Associated Conditions)
1. *Hepatic (Hepatocellular) Causes*:
- *Hepatitis*: Viral (A, B, C) or due to drugs/toxins.
- *Cirrhosis*.
- *Obstructive Cholestasis*: Gallstones, biliary obstruction, drug-induced cholestasis.
2. *Hemolytic Disorders (Excessive Red Blood Cell Breakdown)*:
- *Hemolytic Anemia*: Like G6PD deficiency, spherocytosis.
- *Transfusion reaction*.
- *Inherited/Metabolic Disorders*: Gilbert's syndrome (mild unconjugated hyperbilirubinemia), Crigler-Najjar syndrome.

Characteristics
- *Appearance*: Dark yellow serum.
- *Association*: Usually associated with jaundice (yellowing of skin and eyes).
- *Bilirubin Levels*: Above ~2-3 mg/dL typically produce visible yellow discoloration.

Notes
- Bilirubin is a product of hemoglobin breakdown.
- Requires clinical and laboratory evaluation to determine the underlying cause.
๐Ÿšจ ุงู„ุฐุฆุจุฉ ุงู„ุญู…ุฑุงุก (SLE): ู„ุบุฒ ู…ู†ุงุนูŠ ู„ุงุฒู… ู†ูƒุชุดูู‡ ูˆู†ุชุงุจุนู‡ ุจุฏู‚ุฉ!

ุงู„ุฃู…ุฑุงุถ ุงู„ู…ู†ุงุนูŠุฉ ุงู„ุฐุงุชูŠุฉ ุชู…ุซู„ ุชุญุฏูŠ ูƒุจูŠุฑ ููŠ ุงู„ุชุดุฎูŠุต ูˆุงู„ู…ุชุงุจุนุฉ. ุจุจุณุงุทุฉุŒ ุจูŠุญุตู„ "ุฎู„ู„" ููŠ ู†ุธุงู… ุงู„ุญู…ุงูŠุฉ ุงู„ุฏุงุฎู„ูŠุŒ ูˆุจูŠุจุฏุฃ ุงู„ุฌู‡ุงุฒ ุงู„ู…ู†ุงุนูŠ ูŠู‡ุงุฌู… ุฃู†ุณุฌุฉ ุงู„ุฌุณู… ุงู„ุณู„ูŠู…ุฉ.

ู…ู† ุฃุจุฑุฒ ุงู„ุฃู…ุซู„ุฉ ุนู„ู‰ ุงู„ุฎู„ู„ ุฏู‡ ู‡ูˆ ู…ุฑุถ ุงู„ุฐุฆุจุฉ ุงู„ุญู…ุฑุงุก (Systemic Lupus Erythematosus - SLE). ุฏู‡ ู…ุฑุถ ุจูŠุนู…ู„ ุงู„ุชู‡ุงุจ ู…ุฒู…ู† ู…ู…ูƒู† ูŠุธู‡ุฑ ุนู„ู‰ ุดูƒู„ ุทูุญ ุฌู„ุฏูŠ ู…ู…ูŠุฒ ูˆุขู„ุงู… ูˆุชูˆุฑู… ููŠ ุงู„ู…ูุงุตู„ุŒ ูˆู…ู…ูƒู† ูŠุคุซุฑ ูƒู…ุงู† ุนู„ู‰ ุงู„ุฃุนุถุงุก ุงู„ุญูŠูˆูŠุฉ.

ู„ู„ุฒู…ู„ุงุก ุงู„ูู†ูŠูŠู† ูˆุงู„ุฃุฎุตุงุฆูŠูŠู†: ุงู„ุชุดุฎูŠุต ูˆุงู„ู…ุชุงุจุนุฉ.. ุดุบู„ู†ุง ุงู„ุฏู‚ูŠู‚!
ุงูƒุชุดุงู ุงู„ุฐุฆุจุฉ ูˆู…ุชุงุจุนุชู‡ุง ุจูŠุนุชู…ุฏ ุจุดูƒู„ ูƒุจูŠุฑ ุนู„ู‰ ุฏู‚ุฉ ุดุบู„ู†ุง ููŠ ุงู„ู…ุนู…ู„. ุฏูŠ ุฃู‡ู… ุงู„ุชุญุงู„ูŠู„ ูˆุฏูˆุฑู‡ุง:
* ANA (Antinuclear Antibody):
* ู‡ูˆ Screening Test ุถุฑูˆุฑูŠ. ุงู„ู†ุชูŠุฌุฉ ุงู„ู€ Positive ุจุชูˆุฌู‡ู†ุงุŒ ูˆุงู„ู€ Titre (ุงู„ุนูŠุงุฑ) ูˆุงู„ู†ู…ุท (Pattern) ู…ู‡ู…ูŠู† ุฌุฏุงู‹ ู„ุชู‚ุฏูŠุฑ ู‚ูŠู…ุฉ ุงู„ู†ุชูŠุฌุฉ (ู…ุซู„ุงู‹ุŒ ู†ู…ุท Homogenous ุฃูˆ Speckled).
* ู…ู„ุงุญุธุฉ: ุจู†ุณุชุฎุฏู…ู‡ ุนุงุฏุฉู‹ ุจุชู‚ู†ูŠุฉ IIF (Indirect Immunofluorescence) ู„ุถู…ุงู† ุฃุนู„ู‰ ุฏู‚ุฉ ูˆุญุณุงุณูŠุฉ.
* Anti-dsDNA:
* ุฏู‡ Specific Marker ู„ู„ุฐุฆุจุฉ. ุงุฑุชูุงุนู‡ ุนุงุฏุฉู‹ ุจูŠูƒูˆู† ู…ุฑุชุจุท ุจู€ ู†ุดุงุท ุงู„ุฐุฆุจุฉ ูˆุชุฃุซูŠุฑู‡ุง ุนู„ู‰ ุงู„ูƒู„ู‰ (Lupus Nephritis).
* ุงู„ู…ุณุชูˆู‰ ุงู„ู‚ุงุทุน (Cut-off Value) ุจูŠุฎุชู„ู ุญุณุจ ุทุฑูŠู‚ุฉ ุงู„ู‚ูŠุงุณ (ELISAุŒ CLIA)ุŒ ูˆู„ุงุฒู… ู†ู„ุชุฒู… ุจุงู„ู€ Kit Insert.
* Anti-Smith antibodies:
* Highly Specific ู„ู„ุฐุฆุจุฉ (Specificity ุนุงู„ูŠุฉ ุฌุฏุงู‹)ุŒ ุจุณ ู…ุด ุจูŠุทู„ุน ุฅูŠุฌุงุจูŠ ููŠ ูƒู„ ุงู„ุญุงู„ุงุช (Sensitivity ุฃู‚ู„). ุธู‡ูˆุฑู‡ ุจูŠุณุงุนุฏ ููŠ ุชุฃูƒูŠุฏ ุงู„ุชุดุฎูŠุต.
* Complement levels (C3, C4):
* ุงู†ุฎูุงุถู‡ู… (Hypocomplementemia) ุจูŠุดูŠุฑ ุฅู„ู‰ ุงุณุชู‡ู„ุงูƒ ุงู„ูƒูˆู…ุจู„ูŠู…ู†ุช ุจุณุจุจ ุงู„ู†ุดุงุท ุงู„ู…ู†ุงุนูŠุŒ ูˆุฏู‡ ู…ุคุดุฑ ู‚ูˆูŠ ุนู„ู‰ ู†ุดุงุท ุงู„ุฐุฆุจุฉ. ุงู„ู…ุชุงุจุนุฉ ุงู„ุฑูˆุชูŠู†ูŠุฉ ู„ูŠู‡ู… ุถุฑูˆุฑูŠุฉ.
* ESR & CRP:
* ุจู†ุณุชุฎุฏู…ู‡ู… ุนุดุงู† ู†ุชุงุจุน ู…ุณุชูˆู‰ ุงู„ุงู„ุชู‡ุงุจ ุงู„ุนุงู… ููŠ ุงู„ุฌุณู…. ุงุฑุชูุงุน ุงู„ู€ ESR ุจูŠูƒูˆู† ู…ุชูˆู‚ุน ููŠ ุงู„ุฐุฆุจุฉุŒ ุจุณ ุงู„ู€ CRP ู…ู…ูƒู† ูŠูƒูˆู† ุทุจูŠุนูŠ ุฃูˆ ู…ุฑุชูุน ุจุดูƒู„ ุจุณูŠุท ุฅู„ุง ู„ูˆ ูƒุงู† ููŠู‡ ุนุฏูˆู‰ ู…ุตุงุญุจุฉุŒ ูˆุฏู‡ ุจูŠุฏูŠู†ุง ู†ู‚ุทุฉ ุชูุฑูŠู‚ ู…ู‡ู…ุฉ.
๐Ÿ‘4
๐Ÿ‘€ ุชุญู„ูŠู„ ูƒูˆู…ุจุณ (Coombs Test)ุŸ
ุงู„ุชุญู„ูŠู„ ุฏู‡ ู…ู† ุฃู‡ู… ุงู„ุชุญุงู„ูŠู„ ุงู„ู„ูŠ ุจุชูƒุดู ุฅุฐุง ูƒุงู† ุฌู‡ุงุฒ ุงู„ู…ู†ุงุนุฉ ุจูŠู‡ุงุฌู… ูƒุฑุงุช ุงู„ุฏู… ุงู„ุญู…ุฑุงุก ูˆู„ุง ู„ุฃ!

ูŠุนู†ูŠ ุฅูŠู‡ ุงู„ุชุญู„ูŠู„ ุฏู‡ุŸ
ุชุญู„ูŠู„ ุงู„ูƒูˆู…ุจุณ ุจูŠูƒุดู ุนู† ูˆุฌูˆุฏ ุฃุฌุณุงู… ู…ุถุงุฏุฉ (Antibodies) ู„ุงุตู‚ุฉ ุจุณุทุญ ูƒุฑุงุช ุงู„ุฏู… ุงู„ุญู…ุฑุงุก ุฃูˆ ุทุงูŠูุฉ ููŠ ุงู„ุณูŠุฑู… ูˆุจุชู‡ุงุฌู…ู‡ุง.
ูŠุนู†ูŠ ุจุงู„ุนุฑุจูŠ:
ู„ูˆ ุฌุณู…ูƒ ุจุฏุฃ ูŠุนุชุจุฑ ูƒุฑุงุช ุฏู…ูƒ โ€œุนุฏูˆโ€ ูˆูŠู…ุดูŠ ูŠูƒุณู‘ุฑู‡ุง โ†’ ุงู„ุชุญู„ูŠู„ ุฏู‡ ุงู„ู„ูŠ ู‡ูŠูุถุญู‡

ุฃู†ูˆุงุนู‡:
Direct Coombs Test (ุงู„ุงุฎุชุจุงุฑ ุงู„ู…ุจุงุดุฑ):
ุจู†ุณุชุฎุฏู…ู‡ ุนุดุงู† ู†ุนุฑู ู‡ู„ ุงู„ุฃุฌุณุงู… ุงู„ู…ุถุงุฏุฉ ูุนู„ุงู‹ ู„ุงุตู‚ุฉ ููŠ ูƒุฑุงุช ุงู„ุฏู… ุฏุงุฎู„ ุงู„ุฌุณู… ูˆู„ุง ู„ุฃ.
ุจูŠุชุนู…ู„ ููŠ ุญุงู„ุงุช:

ูู‚ุฑ ุฏู… ุงู†ุญู„ุงู„ูŠ ู…ู†ุงุนูŠ (AIHA)

ู†ู‚ู„ ุฏู… ุบูŠุฑ ู…ุชูˆุงูู‚

ู…ุฑุถ ุงู†ุญู„ุงู„ ุงู„ุฏู… ููŠ ุญุฏูŠุซูŠ ุงู„ูˆู„ุงุฏุฉ (HDN)

Indirect Coombs Test (ุงู„ุงุฎุชุจุงุฑ ุบูŠุฑ ุงู„ู…ุจุงุดุฑ):
ุจูŠุชุนุงู…ู„ ุนู„ู‰ ุงู„ุณูŠุฑู… ู†ูุณู‡ ุนู„ุดุงู† ู†ุนุฑู ุฅุฐุง ููŠู‡ ุฃุฌุณุงู… ู…ุถุงุฏุฉ ู…ู…ูƒู† ุชู‡ุงุฌู… ูƒุฑุงุช ุฏู… ุดุฎุต ุชุงู†ูŠ.
ุจูŠุชุนู…ู„ ููŠ:

ู‚ุจู„ ู†ู‚ู„ ุงู„ุฏู… (Crossmatch)

ุฃุซู†ุงุก ู…ุชุงุจุนุฉ ุงู„ุญูˆุงู…ู„ (ุฎุตูˆุตู‹ุง ู„ูˆ ุงู„ุฃู… Rh ุณุงู„ุจ ูˆุงู„ุฌู†ูŠู† ู…ูˆุฌุจ)

ุงู„ู†ุชูŠุฌุฉ ู„ูˆ ุทู„ุนุช ุฅูŠุฌุงุจูŠุฉ:
ูŠุนู†ูŠ ููŠู‡ ุชูุงุนู„ ู…ู†ุงุนูŠ ุถุฏ ูƒุฑุงุช ุงู„ุฏู… โ†’ ู„ุงุฒู… ู†ุนุฑู ุงู„ุณุจุจ ูˆู†ุนุงู„ุฌู‡ ููˆุฑู‹ุง.