Influenza Diagnosis

PCR

• +
• -

• Acurate & Sensitive
• $$

Influenza Diagnosis

DFA

• +
• -

• Acurate, fast, Detects other viruses
• Requires training

Influenza Diagnosis

Rapid

• +
• -

• Fast
• Bad sensitivity, good specificity (false -)

Influenza Diagnosis

Viral culture

• +
• -

• Acurate
• Slow, only to confirm 

Tamiflu

• Treatment dose

• 75mg BID

Tamiflu

• Prophylaxis dose

• 75mg QD

Relenza

• Treatment dose

• 10mg (2 inhalations) BID

Relenza

• Prophylaxis dose

• 10mg (2 inhalations) QD

Oral-facial HSV

• Acyclovir (initial infection)

• Acyclovir 400mg PO TID X7D or
• Acyclovir 200mg PO 5X/day X7D

Oral-facial HSV

• Valcyclovir (initial infection)

• 500-1000mg PO BID X7D

Oral-facial HSV

• Famcyclovir (initial infection)

• 500mg PO BID X7D

Oral-facial HSV

• Treatment (Recurrent infection)

• Valcyclovir 2000mg BID X1 

Herpes encephalitis/Disseminated infection

• Treatment

• Acyclovir 10mg/kg Q8H X14D

Varicella 

• Treatment

• Acyclovir 20mg/kg PO 5X/day X5D

Varicella 

• Treatment (Immunosuppressed/severe)

• Acyclovir 10mg/kg IV Q8H 

Herpes Zoster

• Acyclovir treatment

• 10mg/kg IV Q8H X7D

Herpes Zoster

• Valcyclovir treatment

• 1000mg Q8H X7D