And fusiform rods, (L. buccalis).
If thrush is suspected, look for Gram positivee yeast-like
cells. If diphtheria is pleomorphic rods Commensal diphtheroids, positive and Unlike C.diphtheriae, they show little suspected, look for variation in size or shape. however, are strongly Gram Gram positive
Albert stained smear Examine the smear for bacteria that that could be C. diphtheriae:
Most strains of C. diphtheriae contain dark-staining volutin gtanules.
The pleomorphic rods tend to join together at angles giving the appearance of Chinese letters.
3. Examine and report the cultures. Blood agarculture
look for beta-haemolytic colonies that could be group
Astreptococcu(S. pyogenes) or a beta-haemolytic streptococcus belonging
such as group C or G.
Most group A strains show sensitivity to bacitacin.