DENGUE 1.2 (AB) Flashcards

(51 cards)

1
Q

What are the criteria for a dengue patient to be classified as Group A?

A

No warning signs

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2
Q

What laboratory tests are done for Group A dengue patients?

A

Full blood count (FBC) and hematocrit (HCT).

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3
Q

What medications are advised for Group A dengue patients?

A

Paracetamol up to 4g/day in adults and accordingly in children.

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4
Q

What fluids should be given for oral rehydration in Group A?

A

ORS based on weight using Ludan Method.

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5
Q

What fluid volume should a 10-20 kg Group A patient receive?

A

75 mL/kg/day.

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6
Q

Why should sports drinks be avoided in dengue?

A

High osmolarity may cause more danger to the patient.

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7
Q

What fluids are recommended for home care in dengue?

A

Milk

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8
Q

What fluids should be avoided in dengue home care?

A

Plain water alone (may cause electrolyte imbalance).

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9
Q

Which medications should be avoided in dengue?

A

NSAIDs (aspirin

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10
Q

List five warning signs that require immediate hospital return.

A

Bleeding

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11
Q

Why are steroids contraindicated in dengue?

A

No proven benefit and risk of GI bleeding

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12
Q

What is the initial blood test recommended for outpatients with suspected dengue?

A

Complete blood count (CBC) to establish baseline HCT and platelet count.

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13
Q

When may CBC monitoring be discontinued in dengue?

A

In recovery phase: 48 hours afebrile

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14
Q

What is the recommendation on ORS for mild dengue?

A

Use ORS to prevent disease progression (strong recommendation).

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15
Q

What are the criteria for Group B dengue?

A

Presence of comorbidities or warning signs

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16
Q

What laboratory tests are needed for Group B?

A

Full blood count (FBC) and hematocrit (HCT).

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17
Q

What is the initial IV fluid management for Group B dengue without shock?

A

Start 0.9% saline or Ringer’s lactate at maintenance rate.

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18
Q

What should be monitored in Group B dengue?

A

Temperature

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19
Q

Which lab signs suggest need for in-hospital dengue care?

A

Rising HCT

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20
Q

What is the starting IV rate for Group B with warning signs?

A

5–7 mL/kg/hr for 1–2 hrs

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21
Q

What is the formula for Total Fluid Requirement (TFR) in dengue?

A

TFR = Maintenance IVF + Fluids for mild dehydration.

22
Q

How is TFR divided for infusion?

A

Half in first 8 hrs

23
Q

What classifies a patient as Group C dengue?

A

Severe plasma leakage with shock or respiratory distress

24
Q

What is the initial fluid treatment for compensated shock in dengue?

A

5–10 mL/kg/hr of isotonic crystalloid over 1 hour.

25
What is the treatment if HCT increases after initial bolus?
Give a second bolus of 10–20 mL/kg/hr for 1 hour.
26
What fluid is used for hypotensive shock?
Crystalloid or colloid solution at 20 mL/kg over 15 minutes.
27
What indicates need for blood transfusion in dengue?
Low HCT with instability or decreasing HCT suggesting bleeding.
28
How much blood is given for hemorrhagic complications?
5–10 mL/kg packed red cells or 10–20 mL/kg fresh whole blood.
29
What are signs of shock in dengue?
Cold extremities
30
What is the management for severe dengue?
Give IV crystalloid fluids and refer urgently to hospital.
31
What is the recommendation for herbal medicines in dengue?
Use papaya leaf extract (weak recommendation); avoid tawa-tawa and guava due to lack of evidence.
32
What benefits does papaya leaf extract show in dengue?
Increases platelet count
33
What are the criteria for patients in Group A for dengue management?
Patients in Group A are able to tolerate adequate volumes of oral fluids, pass urine at least once every 6 hours, and do not have warning signs.
34
What laboratory tests are needed for Group A patients in dengue management?
Full Blood Count (FBC) and Hematocrit (HCT).
35
What is the maximum daily dosage of paracetamol for adults in Group A management?
4 grams maximum per day.
36
What should be done for home care in dengue patients in Group A?
Adequate bed rest, adequate fluid intake, paracetamol (not more than 4 grams per day), tepid sponging, and look for mosquito breeding.
37
What fluids should be given to dengue patients in Group A based on weight?
Oral rehydration solution (ORS) should be given based on weight, such as 100 mL/kg/day for >3-10 kg, 75 mL/kg/day for >10-20 kg, and so on.
38
What fluids should not be given to dengue patients in Group A?
Sports drinks should not be given due to high osmolarity.
39
What are the warning signs for dengue danger in Group A?
Bleeding (e.g., red spots, bleeding from nose/gums), vomiting blood, black-colored stools, heavy menstruation, frequent vomiting, severe abdominal pain, drowsiness, mental confusion, pale cold hands and feet, and difficulty breathing.
40
Why are steroids contraindicated in dengue?
Steroids have no role in treating dengue and are not recommended by WHO due to lack of efficacy and potential side effects like gastrointestinal bleeding and hyperglycemia.
41
What is the recommendation regarding regular CBC monitoring in dengue patients in the primary care setting?
Initial CBC should be requested to establish baseline hematocrit and platelet count. Daily CBC may be done as part of disease monitoring, and monitoring can be discontinued when the patient is in the recovery phase.
42
Should oral rehydration solution (ORS) be given to patients with mild dengue or dengue without warning signs?
Yes, ORS should be given to prevent poor outcomes, though the evidence is of very low certainty.
43
What are the features that require in-hospital care for dengue in Group B?
Patients with co-existing conditions like pregnancy, diabetes, renal failure, and social circumstances such as living alone. Warning signs like vomiting, abdominal pain, lethargy, mucosal bleeding, and impaired consciousness also require in-hospital care.
44
What laboratory parameters should be monitored for Group B dengue patients?
Increase in hematocrit, decrease in platelet count, elevation of transaminases, impaired PT or PTT, and thrombocytopenia.
45
How should Group B dengue patients be managed with fluids?
Start isotonic IV fluids like 0.9% saline or Ringer's Lactate at maintenance rate. Monitor HCT and clinical status to adjust fluid rates.
46
What is the formula for calculating maintenance intravenous fluid for dengue patients in Group B using the Holliday-Segar Method?
For patients weighing 0-10 kg, the total fluid requirement is 100 mL/kg. For 10-20 kg, it's 1,000 mL + 50 mL/kg for each kg over 10 kg, and for >20 kg, it's 1,500 mL + 20 mL/kg for each kg over 20 kg.
47
What should be done if a Group C dengue patient is in shock?
Initiate IV fluid resuscitation with isotonic crystalloid solutions at 5-10 ml/kg/hr over 1 hour, then adjust according to clinical response.
48
How should hemorrhagic complications in Group C dengue patients be treated?
Give 5-10 ml/kg of fresh packed red cells or 10-20 ml/kg of fresh whole blood.
49
What are the indicators of shock in severe dengue?
Cold, clammy extremities, prolonged capillary refill time, weak pulse, severe bleeding, and impaired consciousness.
50
Should herbal medicines be used to treat dengue?
Papaya leaf extract may be used as a supplement, but tawa-tawa and guava preparations should be avoided due to insufficient evidence.
51
What is the key benefit of papaya leaf extract in dengue management?
Papaya leaf extract helps in increasing platelet counts, reducing illness duration, and lowering the risk of requiring platelet transfusions.