Merck Manual

Please confirm that you are a health care professional

Yes No
Brought to you by
Merck Manual
Veterinary Manual
The trusted provider of veterinary information since 1955
VETERINARY PET
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Merck Manual
Veterinary Manual
The trusted provider of veterinary information since 1955
VETERINARY PET
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
Veterinary /
StandaloneMedia /
Persistent pupillary membranes, cat
Persistent pupillary membranes, cat

Persistent pupillary membranes originating from the anterior collarette region adhere to the central posterior cornea in this cat.

Courtesy of K. Gelatt.

In these topics
Anterior Uvea

Merck and the Merck Veterinary Manual

Merck & Co., Inc., Kenilworth, NJ, USA is a global healthcare leader working to help the world be well. From developing new therapies that treat and prevent disease to helping people in need, we are committed to improving health and well-being around the world.  The Merck Veterinary Manual was first published in 1955 as a service to the community.  The legacy of this great resource continues as the Merck Veterinary Manual in the US and Canada and the MSD Manual outside of North America.

TRUSTe
TRUSTe

This website is certified by Health On the Net Foundation. Click to verify. This site complies with the HONcode standard for trustworthy health information:
verify here.

 
© 2020 Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Kenilworth, NJ, USA