Heat Stroke Flashcards

1
Q

5 Main steps to Rx heat stroke?

A
  • IV catheter ; Oxygen
  • Full labwork including blue top
  • Cooling down
  • Rx hypotension if present
  • IV fluids
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2
Q

When to check coagulation times or also get blood in blue top?

A

If VERY HOT

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3
Q

Among all the labwork parameters, which are the most important initially?

A

PCV/TP

Glucose

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4
Q

How to cool down the pet?

A
  • Wet down completely with COOL or COLD tap water
  • Use FAN nearby
  • +/- Cool water enemas
  • if >109 F → intraperitoneal fluids
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5
Q

Why not to cover with wet towel?

A

It acts as a blanket and keeps them warm

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6
Q

When to consider giving fluids intraperitoneally?

A

If temp > 109 F

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7
Q

How much fluids to give intraperitoneally and when to remove them?

A

20-30 ml/kg of COOL STERILE ISOTONIC fluid

Remove after 5-10 min

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8
Q

When to stop aggressive cooling efforts?

A

When temperature reaches 103.5 F

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9
Q

What to do if pet is hypotensive?

A

-10-30 ml/kg of boluses until full shock dose is given

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10
Q

What to do if volume resuscitation is not effective in treating hypotension?

A

Consider pressor such as NER

Make sure that pet has received adequate volume first

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11
Q

What to do if severe hypotension, despite fluid resuscitation & NER?

A

Consider Dex SP 0.1 mg/kg IV once !!!

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12
Q

Pet needs to be on IV fluids, after cooling down and after fluid resuscitation . T/F

A

T

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13
Q

Monitoring of physical parameters?

A

TPR,BP,UO,SpO2 q4-6 h

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14
Q

Monitoring of lab parameters?

A

PCV/TP, Renal values & Electrolytes q12-24h

In severe cases, PT,PTT & platelet count q12h for 36 h

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15
Q

Why do we check PT,PTT,Platelets q12h for 36h in severe cases?

A

As DIC can emerge in this window

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16
Q

What to consider if coagulation times become elevated?

A

PLASMA

17
Q

3 main causes of heat stroke?

A
  • Extertional
  • 2º to seizures
  • 2º to tremors
18
Q

Brachycephalics and obese pets are more predisposed. T/F

A

T

19
Q

Normal body temperature at admit does not r/o heatstroke. T/F

A

TRUE

20
Q

Core body temp above _____ F may cause CNS damage

A

105.8

21
Q

What type of shock occurs in heat stroke?

A

Distributive shock ← Vasodilation

22
Q

General average mortality rate in pets with heat stroke?

A

30-50%

Most of the dogs alive at 48 hr survive

23
Q

Risk factors associated with mortality?

A
  • BG <43 at admission
  • PT>18 s and PTT>30 sec at admission
  • > or = 18 nRBC/hpf
  • presence of DIC,ARF