SLIDE 1 Bacterial Diseases
University of Fallujah College of veterinary medicine
- Dr. Zaid Yaseen Ibrahim B.V.M.S, M.Sc
You can find all my lectures and presentations in my personal blog at: (zaidyaseen.wordpress.com) and you can contact me by E.mail: (drzaidvet@gmail.com) The latest editing on this document was done on December 8, 2019
SLIDE 2
Columnaris Columnaris
SLIDE 3
Channel catfish with classic “saddleback” presentation and yellow pigmentation of Flavobacterium columnare.
SLIDE 4
Flavobacterium columnare infection in coho salmon with deep ulcer covered by a yellowish white mucoid exudate.
SLIDE 5 Columnaris disease (Flavobacterium columnare) showing necrosis of lamellae and yellowish mucoid mass of bacteria on gills of a channel catfish.
SLIDE 6
Columnaris lesion on dorsum of rainbow trout.
SLIDE 7
Hemorrhagic septicemia Hemorrhagic septicemia
SLIDE 8
Aeromonas hydrophila skin lesion on redbreast sunfish
SLIDE 9
Aeromonas hydrophila infection in a cultured yellow perch
SLIDE 10
Cichlid with necrotizing stomatitis caused by motile Aeromonas septicemia.
SLIDE 11
Extensive surface haemorrhaging on tilapia
SLIDE 12
A crucian carp displaying extensive surface haemorrhaging attributed to infection with Aer. hydrophila
SLIDE 13
An extensive abscess with associated muscle liquefaction in the musculature of rainbow trout. The aetiological agent was Aer. hydrophila
SLIDE 14
A dissected abscess on a rainbow trout revealing liquefaction of the muscle and haemorrhaging. The aetiological agent was Aer. hydrophila
SLIDE 15
Generalised liquefaction of a rainbow trout
SLIDE 16 Extensive erosion of the tail and fins on a rainbow
- trout. Also, there is some evidence for the presence of
gill disease. The aetiological agent was Aer. hydrophila
SLIDE 17
A female brown trout with large haemorrhagic lesion due to Aeromonas hydrophila infection. The lesion has developed into a prolapse of the rectum with secondary Saprolegnia infection.
SLIDE 18
Furunculosis Furunculosis
SLIDE 19 A furuncle, which is attributable to Aer. salmonicida
- subsp. salmonicida, on the surface of a rainbow trout
SLIDE 20
Ruptured Aeromonas salmonicida furuncle on flank of Atlantic salmon
SLIDE 21
Lake whitefish (Coregonus sp.) with focal necrotizing myositis caused by A. salmonicida subsp. salmonicida.
SLIDE 22
A dissected furuncle on a rainbow trout revealing liquefaction of the muscle
SLIDE 23
Extensive skin and muscle haemorrhaging in black rockfish caused by Aer. Salmonicida subsp. masoucida.
SLIDE 24
A well developed ulcer on a koi carp.
SLIDE 25
Carp erythrodermatitis.
SLIDE 26
Furunculosis in a brown trout. There is also a secondary Saprolegnia infection over the raised red furuncles.
SLIDE 27
Edwardsiellosis Edwardsiellosis
SLIDE 28
Ulcer on caudal peduncle associated with edwardsiellosis in a common carp
SLIDE 29
Edwardsiella tarda infection in a channel catfish
SLIDE 30
Exophthalmos and partial eye opacity associated with edwardsiellosis in a largemouth bass
SLIDE 31
Large area of depigmentation (arrowed) with central haemorrhage on flank of channel catfish infected with Edwardsiella tarda.
SLIDE 32
Mycobacteriosis Mycobacteriosis
SLIDE 33
Erosion of the lower jaw and preopercle along with shallow hemorrhagic skin lesions associated with a Mycobacterium marinum infection in a hybrid striped bass
SLIDE 34
Skin ulcer caused by Mycobacterium marinum in an inland silverside
SLIDE 35
Mycobacteriosis in yellowtail . Extensive granulomas are present on the liver and kidney
SLIDE 36 Granulomatous lesions typical of Mycobacterium , goldfish
