Ulceration and lateral collarette
of the epidermis are present.
A low-power view shows a polypoid mass with a collarette
of epithelium, centrally ulcerated.
Another condition that accompanies PPM is the presence of sheets that move away from the iris collarette
and remain freely floating in the anterior chamber without adhering to any other structure.
Inclusion criteria were adopted based on clinical diagnosis of bacterial pyoderma caused by Staphylococcus intermedius in dogs, characterized with moderate to severe lesions presented with papular eruptions, erythema, pustules, ulceration/ erosion, purulent discharge and epidermal collarette
. Confirmation of pathogenic bacteria was done by culturing sample collected at infection site.
On the top of these lesions, Biett's collarette
was presented typically to be a central clearing and a rim of collarette
Remarks: Lateral face, hemispherical shell, domed, slightly wavy, with border at the edge of the shell and buccal tube external to the shell, with collarette
at the extremity of the pseudostoma.
The features that are most useful for distinguishing among Mucorales are the presence of the rhizoids, the shape of sporangium, the length of sporangiophore, and the shape of columella, the presence or absence of apophysis and collarette
, and the organization and branching of stolons (3-12).
When located on the skin they have a fine scale, like a collarette
on the surface and on the mucous membranes, and they usually erode.
PG may have polypoid appearance and often develop a stalk or collarette
of scale at the base.
This displacement was more marked dorsally where the iris billowed forward more prominently at the collarette
region than at the iris root or pupillary margin (Figs 1 and 2).
New from Suttons is dahlia Yankee Doodle Dandy, a semi-double mixture of 'collarette
' types in a good range of colours.
Parade-goers carried the orange collarette
, a small V-shaped sash worn around the neck.