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THERAPEUTIC FAILURE The reason we are here today. DEFINING THE PROBLEM. VOMIT REGURG Prodromal signs usually no Retching usually no Bile sometimes no Digested blood sometimes no. If it looks like vomiting , it is probably vomiting
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DEFINING THE PROBLEM VOMITREGURG Prodromal signs usuallyno Retching usuallyno Bile sometimesno Digested blood sometimesno
If it looks like vomiting, it is probably vomiting If it looks like regurgitation, then you don’t know for sure
If it looks like vomiting, it is probably vomiting If it looks like regurgitation, then you don’t know for sure But it is still more efficient to look for causes of regurgitation first
TAMU #159116 Sig: 4 month F German shepherd CC: Febrile HPI: 1 month ago: dog febrile with soft cough – cured with antibiotics 3 days ago had same signs PE: T = 39.5 C No other abnormalities
MSU #167884 Sig: 10 yr M(c) Mixed breed dog CC: Coughing HPI: Coughing began 2 years ago and is not controlled with any medications Dog now vomiting for 2 months
Causes of Congenital Esophageal Weakness • Idiopathic
Causes of Acquired Esophageal Weakness • Idiopathic • Myasthenia gravis (localized) • Hypoadrenocorticism (usually atypical) • Various Myopathies/Neuropathies • Spirocerca lupi • Tetanus/Botulism • Distemper • Hypothyroidism (?) • Trypanosomiasis (??)
THERAPY FOR CONGENITAL MEGAESOPHAGUS • Dietary modification • Gruel from an elevated platform
THERAPY FOR CONGENITAL MEGAESOPHAGUS • Dietary modification • Gruel • Meatballs (esp with partial motility) • Canned food • Dry food
TAMU #124375 Sig: 2 yr M(c) Dalmatian CC: Vomiting HPI: Present since obtained dog 1 month ago. Dog “inhales” food & immediately vomits food without bile or blood Dog drools constantly Recently has trouble swallowing PE: Not remarkable
TAMU #118002 Sig: 5 month F German shorthaired pointer CC: Vomiting HPI: 8 days ago: vomiting clear liquid Next day vomited blood and sticks Laparotomy: inflamed duodenum & blood in stomach Still vomits fluid & blood PE: No significant findings
TAMU #118002 CBC: PCV = 20% (35-55) Profile: Albumin = 1.9 gm/dl (2.5-4.4)
TAMU #99514 2/3 Sig: 10 yr F(s) Bichon CC: Vomiting HPI: Started vomiting bile on 1/12 Removed linear foreign object Vomiting continues: surgical pyloromyotomy 3 days later PE: Depressed, tight abdomen
ESOPHAGITIS: CAUSES Organisms (especially fungal)
ESOPHAGITIS: CAUSES Organisms (fungal) Foreign objects
ESOPHAGITIS: CAUSES Organisms (fungal) Foreign objects Caustic agents