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Mycobacteriosis in Fish

Mycobacterium spp.

Juga dikenali sebagai: Fish Tuberculosis, Fish TB, Piscine Mycobacteriosis, Mycobacterial Infection

FishKecemasan: LowSeberapa biasa: Common

Ringkasnya

Mycobacteriosis, commonly known as fish tuberculosis, is a chronic, highly resistant bacterial infection affecting wild and aquarium fish. Because it is progressive, difficult to treat, and transmissible to humans, understanding its signs, diagnosis, and prevention is critical for every fish keeper.

A freshwater aquarium fish showing chronic wasting disease with a hollow belly and curved spine.
Chronic wasting and spinal deformities are classic physical signs of mycobacteriosis in fish.

TL;DR. Mikobakteriosis ialah jangkitan bakteria kronik dan rintang pada ikan dengan penurunan berat progresif, kerosakan organ dan luka kulit, serta risiko jangkitan kulit manusia yang nyata.

Penurunan berat kronik dan kecacatan tulang belakang ialah tanda klasik.

Apakah itu?

Juga tuberkulosis ikan. Jangkitan kronik mikobakteria bukan tuberkulosis (M. marinum, M. fortuitum, M. chelonae). Hidup dalam makrofaj dan membentuk granuloma. Berterusan, rintang, zoonotik («granuloma akuarium»).

Punca dan faktor risiko

Ingesti, luka, transmisi menegak mungkin. Tekanan dan air buruk menggalakkan penyakit. Hampir semua ikan bertulang; gourami, betta, neon dan siprinid kerap disebut.

Tanda

Hilang berat (kardinal), letargi, anoreksia; kadang kembung, exoftalmos, ulser, tulang belakang bengkok.

A goldfish with a visible skin ulcer on its side and protruding eyes.
Ulser dan mata menonjol boleh muncul dalam bentuk sistemik.

Diagnosis

Sejarah akuarium. Selalunya nekropsi: Ziehl-Neelsen, histopatologi [EMAS], PCR, kultur perlahan.

A microscopic view of a fish tissue imprint showing bright red rod-shaped bacteria.
Pewarnaan asid-alkohol rintang menunjukkan basilius merah.

Rawatan

Sangat sukar. Multidrug lama (cth. Rifampin) hanya untuk ikan berharga; sering hanya menekan. Di rumah: eutanasia manusiawi, kosongkan dan disinfeksi kuat.

Prognosis

Buruk hingga teruk.

Pencegahan

Kuarantin 4–6 minggu, air bersih, sarung tangan dan basuh tangan, jangan kongsi jaring tanpa disinfeksi.

Bila hubungi doktor haiwan

Kurus, ulser, kecacatan atau kematian siri. Nodul kulit manusia: doktor + sebut akuarium.

Sumber

  • Garis panduan standard perubatan akuatik veterinar.

My highlights & notes

Tanda & simptom

Cara didiagnosis

  • HistopathologyStandard emas
  • Acid-fast staining (Ziehl-Neelsen) of tissue imprints
  • Bacterial culture
  • Polymerase Chain Reaction (PCR)

Pendekatan rawatan

Rawatan mesti dipreskripsikan doktor haiwan berlesen. Dos khusus sengaja tidak dipaparkan.

Soalan lazim

What is Mycobacteriosis in Fish?

Mycobacteriosis, commonly known as fish tuberculosis, is a chronic, highly resistant bacterial infection affecting wild and aquarium fish. Because it is progressive, difficult to treat, and transmissible to humans, understanding its signs, diagnosis, and prevention is critical for every fish keeper.

What are the symptoms of Mycobacteriosis in Fish?

Weight loss (getting thinner)、Loss of appetite、Lethargy、Swollen belly、Exophthalmos、Skin ulcers、Spinal deformity

How is Mycobacteriosis in Fish diagnosed?

Histopathology、Acid-fast staining (Ziehl-Neelsen) of tissue imprints、Bacterial culture、Polymerase Chain Reaction (PCR)

How is Mycobacteriosis in Fish treated?

Rawatan mesti dipreskripsikan doktor haiwan berlesen. Dos khusus sengaja tidak dipaparkan.

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