Number of (+) for tubercle bacilli if count in AFB sample is >10 per oil immersion fields?
High-Yield Explanation
- the number of bacilli seen in a smear reflects disease severity and patient infectivity. - therefore , it is impoant to note the number of bacilli seen on each smear. - more than 10 acid fast bacilli per oil immersion field is repoed as +++(3+). Reference : Park's textbook of preventive and social medicine, 23rd edition, pg no:182 <\p>