Toxic Plants Flashcards
Perilla mint
Pneumotoxin
High mortality
Ponderosa Pine
Last trimester abortions
Retained placentas
Lupine
Crooked calf Arthrogryposis cleft palate malpositioning Neuro in sheep No tx
Nightshade
atropine containing - CNS + GI dilated pupils depression paralysis anorxia, v/d
Water hemlock
grand mal seizures, salivation, tachypnea, tachycardia, birth defects similar to lupine, and death
Hypericum
Photosensitization
contain hypericin
Amaranthus (Pigweed)
Nitrates
Hb - Mb - brown blood
Dyspnea, weakness, death
Mold Sweet potato
Fusarium solani
mycotoxin 4-Ipomeanol
pneumotoxin
Fiddle neck
Liver failure in horses
Brassica plant
D,L-tryptophan -3 Methyl indole
pneumotoxin
cyanosis
Chokecherry, Sudan grass, arrow grass, cherries
cyanide
CS: SUD, excitement, tremors, dyspnea, ACUTE DEATH, cherry red blood
Tx: Na nitrate, Na thiosulfate
Sorghum, Pigweed, Nightshade
nitrates brown blood and muddy membranes tremor, dyspnea, ataxia, HR up methylene blue the sore pigs were up at night doing meth
Lily of the Valley Foxglove Rhododendron Oleander Yew
Lily and the Fox Rhode to the Old Yew to find love - cardiotoxic
CS: Salivation, nausea, vomiting, acute death, weakness bradycardia, AV block
Tx: decontam, support
Atropine - bradycardia
Isoproterenol, procainamide, or quinidine for A/V block
St. John's Wort Senecio Brassica Blue Green Algae Amsinckia
St Johns Brass band were Sentenced to get SUNBURNED on the blue green sea then sink
Photosensitization
Erythema, pruritus, hyperesthesia, ulceration
Neurotoxic plants
Luppy the neuro lark flew at night over the poison brackish water
Lupine poison hemlock larkspur - cattle nightshade bracken fern
Larkspur
neurotoxic - cattle
bloat, neuro, resp paralysis
Tx; Physostigmine, decontam, support, relive bloat
Bracken fern
cattle, horse, sheep, pigs
thiaminase - PEM
ptaquiloside - bone marrow supp (ruminants)
tx: thiamine
black walnut
horse
laminitis, limb edema, fever
decontaminate, tx laminitis
Gossypol
cottonseed does not equal love
cardiotoxic
castor bean
ricin
GI, weakness, muscle spasm, seating, death, extensive organ edema and damage
Dumbcane
fat mouth
drooling, lip edema, difficulty swallowing or breathing
Locoweed (Astragalus)
Go crazy (loco) when preg and can’t walk
ataxia, hypermetria, emaciation
emphysema (sheep)
abortion, teratogens
Yellow Star Thistle
nigropallidal encephalomalacia
Chewing disease
Red Maple
RBC destruction
Horses
