Toxic Plants In The Mid Atlantic

Question 1

Wild Cherry Clinical Signs

Answer 1

Exercise Intolerance
Down
Down and Seizures
Dead (most of the time)

Question 2

Wild Cherry causes oxygen to be irreversibly __ to hemoglobin making venous blood __ . The onset is about __ and toxic dose is 1-5lbs per 1200 lbs. Treatment includes ___ but you must do it quickly. Wild cherry leaves are only toxic when __.

Answer 2

Wild Cherry causes oxygen to be irreversibly bound to hemoglobin making venous blood cherry red. The onset is about 15- 20 minutes and toxic dose is 1-5lbs per 1200 lbs. Treatment includes Na Thiosulfate/Na Nitrate but you must do it quickly. Wild cherry leaves are only toxic when wilted.

Question 3

Japanese Yew is the most common decorative plant in the US. Intoxicated animals are found __ because the __ stops within 1-3 hours of ingestion. The toxin is __ and there is no treatment.

Answer 3

Japanese Yew is the most common decorative plant in the US. Intoxicated animals are found DEAD because the heart stops within 1-3 hours of ingestion. The toxin is taxine and there is no treatment.

Question 4

Buckeye Toxicity Clinical Signs

Answer 4

Goose stepping with stilted gate or down with hyperesthesia

Question 5

How can you differentiate grass tetany from buckeye toxicity

Answer 5

They look similar but grass tetany is typically in beef cows post parturition while buckeye toxicity is in almost weaned calves (rarely adults)

Question 6

Buckeye toxicity causes __ signs within __ hours of ingestions and the toxic dose can be as little as 0.5%BW with the toxin being ___. It typically shows up in __ season and treatment is prevention of __.

Answer 6

Buckeye toxicity causes neurologic signs within 12-24 hours of ingestions and the toxic dose can be as little as 0.5%BW with the toxin being glycoside aesculin. It typically shows up in college football season and treatment is prevention of animal harm.

Question 7

Acorn toxicity clinical signs

Answer 7

ADR, hemorrhagic diarrhea, sometimes Ruminal fluid distension

Question 8

Acorns most importantly cause __ in the kidneys and __ as GI symptoms. The onset time is __and the lethal dose is __ with treatment typically ___. this occurs in __ season with __ as the toxin.

Answer 8

Acorns most importantly cause renal tubular necrosis in the kidneys and watery black diarrhea as GI symptoms. The onset time is days and the lethal dose is unknown with treatment typically unsuccessful. this occurs in college football season with tannins as the toxin.

Question 9

Fescue toxicity cause a decrease in __ for stockers and __ in cows that appears as __.

Answer 9

Fescue toxicity cause a decrease in growth (20-70%) for stockers and early embryonic death in cows that appears as infertility.

Question 10

Rhododendrons cause __ usually in goats and need supportive care

Answer 10

Projectile vomiting

Question 11

Nitrate toxicity has clinical signs of __ due to __ which can be diagnosed by ___. The animals can be treated with ___.

Answer 11

Anoxia, methemoglobulin (inability to bind oxygen), chocolate brown blood, 1% solution methylene blue

Question 12

A build up of nitrates in the rumen can lead to __ a form of hemoglobin that lacks __ carrying ability

Answer 12

A build up of nitrates in the rumen can lead to methemoglobin a form of hemoglobin that lacks oxygen carrying ability