Infectious Diseases Flashcards
Woman with oral and genital ulcers, uevitis and DVT:
Behcet disease
Fit woman with a cat presents with low-grade fever, fatigue, and cervical lymphadenopathy, diagnosis and treatment:
Toxoplasmosis. No treatment unless severe symptoms (eye or CNS) or immunosuppressed
Treatment for Lyme disease in pregnant patient:
Amoxicillin, doxycycline is contraindicated
CF patient, LRTI, most common pathogen:
Pseudomonas aeruginosa
Patient has had a full course of tetanus vaccines, with the last dose > 10 years ago, treatment for tetanus prone wound and for high risk prone:
- Reinforcing dose of vaccine
- Reinforcing dose of vaccine + tetanus immunoglobulin
Meningitis with ICP signs, management:
IV ceftria/cefota + IV dexamethasone.
No LP if ICP.
No dexa if septic shock, meningococcal, immunocompromised or after surgery.
Patient with a skin wound with an uncertain tetanus vaccination history:
Booster vaccine + immunoglobulin, unless the wound is very minor and < 6 hours old
Standard test for HIV:
Combination of p24 antigen and HIV antibody tests
Treatment for Legionella:
Macrolides
Latent TB management:
3 months of isoniazid (with pyridoxine) and rifampicin, or
6 months of isoniazid (with pyridoxine)
Animal bite treatment:
Co-amoxiclav
Bloody diarrhoea 1-6 days after camping/bbq, prodrome of headache, malaise, organism:
Campylobacter jejuni
Patient with MRSA, treatment:
Nasal mupirocin + chlorhexidine for skin
Pt with previous tuberculosis, immunocompromised, cough and haemoptysis, target-shaped lesion and crescent sign on CXR, diagnosis:
Aspergilloma
Young patient, prolonged and insidious flu-like symptoms, dry cough, erythema multiforme, may have abdominal pain, hyponatraemia, haemolytic anaemia, thrombocytopenia, peri/myocarditis, encephalitis, diagnosis and treatment:
Mycoplasma pneumoniae, macrolides or doxycycline.
6 live attenuated vaccines:
BCG
MMR
Nasal influenza
Oral polio
Oral typhoid
Yellow fever
Fever, headache, nuchal rigidness, CT head showing temporal lobe changes
Herpes simplex encephalitis
Most useful test to differentiate between bacterial and non-bacterial origin of infection?
Procalcitonin
Treatment for gonorrhoea:
If antimicrobial assessed: single dose ciprofloxacin.
If unknown susceptibilty: ceftria IM single dose
