Table 1.

Description of birds before treatment, clinical signs (if any) and microscopic findings

Case	Species/breed/sex/age in years (y)	Clinical signs	AFB in faeces	Cryptosporidium galli in faeces
1	Canary/lizard/4 y male	Chronic dyspnoea	+++	−
2	Canary/yellow/2 y male	No signs of disease	+++	−
3	Canary/ Raza Espanola/male 3 y	Chronic dyspnoea	+/−	++
4	Canary/ Raza Espanola/male 4 y	No rectrices (growth of single deformed ones, which subsequently fell out)	−/+	−
5	Raza Espanola/Canary/ male 2 y	No signs of disease	−/+	++
6	Bengalese finch/ red-brown/male 2 y	No signs of disease	+++	−

+++ – ≥10 AFB/high-power field (HPF); ++ – 1–10 AFB/HPF; + – 10–99AFB/100 HPF; +/− – 1–9 AFB/100 HPF; − – negative result (33) ; (−/+) – dubious result