Febrile antigens Test Procedure

Febrile antigens

নিম্নের সবগুলো antigen কে এক সাথে Febrile Antigens বলা হয়

1. Typhi and Paratyphi Antigens (Widal):

• Salmonella typhi O
• Salmonella typhi H
• Salmonella paratyphi AO
• Salmonella paratyphi AH
• Salmonella paratyphi BO
• Salmonella paratyphi BH

2. Proteus Antigens (Weil Felix):

• Proteus 0x2
• Proteus 0xK
• Proteus 0x19

3. Brucella Antigens:

• Brucella abortus
• Brucella Melitensis

(এই Antigen গুলো দিয়ে Widal test এর পদ্ধতিতে test করতে হবে।) 

Febrile antigens, disease, expected values ইত্যাদি সম্পর্কিত কিছু তথ্য

Disease	Febrile antigen	Antibody appears within	Pick antibody usually appears	Sigficant titre
Widal Antigens:
Typhoid fever	Typhi O	1 – 2 weeks	3 – 4 weeks	1:80
Typhoid fever	Typhi H	2 – 3 weeks	4 – 5 weeks	1:80
Paratyphoid fever A	Paratyphi AO	2 – 3 weeks	4 – 5 weeks	1:80
Paratyphoid fever A	Paratyphi AH	2 – 3 weeks	4 – 5 weeks	1:80
Paratyphoid fever B	Paratyphi BO	2 – 3 weeks	4 – 5 weeks	1:80
Paratyphoid fever B	Paratyphi BH	2 – 3 weeks	4 – 5 weeks	1:80
Weil-Felix Test (Proteus Antigens):
Rickettsial fever	Proteus OX-2	1 – 2 weeks	2 – 3 weeks	1:80
Rickettsial fever	Proteus OX-K	1 – 2 weeks	2 – 3 weeks	1:80
Rickettsial fever	Proteus OX-19	1 – 2 weeks	2 – 3 weeks	1:80
Brucella Antigens:
Brucellosis	Brucella abortus	2 – 3 weeks	3 – 5 weeks	1:80
Brucellosis	Brucella melitensis	2 – 3 weeks	3 – 5 weeks	1:80

(Ref-Biocon, Germany)