Micro EMQ notes Flashcards
Gomori’s methanamine silver stain, flying saucers, boat, co-timoxazole,
Pneumocyctis Jirovecii
Grm +ve cocci in pairs
Strep P
Grm +ve cocci in clusters
Staph A
Acid fast baccili, Ziehl-Neelsen stain, Lowenstein-Jensen medium
Mycobacterium tuberculosis
Grm -ve rod, air conditioning, urinary antigen test, hypoNa
Legionella pneumophilia
Grm -ve diplococci, COPD excaerbation
Moraxella catarrhalis
Grm -ve bacilli, chocolate agar, oxidase and catalase test +ve
Haemophilus influenzae
Grm +ve rod, unpastuerized dairy, tumbling motility
Listeria monocytogenes
Grm -ve rod, travellers diarrhoea, haemolytic uraemic syndrome
E coli
Comma shaped, no inflammatroy cells on microscopy, profuse watery diarrhoea
Vibrio cholerae
Pear shaped trophozite,cysts on microscopy
Giardia lamblia
Superantigen
Staph A
Multiplies in Peyer’s patch in the small intestine, rose spots
Salmonella typhi
Flask shaped ulcer
Entamoeba histolytica
CSF - WCC high (polymorphs), glucose low, protein high
Bacterial meningitis
CSF -colourless, WCC high (mononuclear), inc protein, normal glucose,
Viral meningitis
CSF - Turbid, WCC high, high protein, chronic
TB
Microscopic agglutination test
Leptospira interrogans
Thayer-Martin VCN media
Neisseria
India ink, yeast cells w/ halo
Cryptococcus neoformans
Also causes lymphogranuloma venerum
Chlamydia trachomatis
3 clinical stages, painless chancre, widespread rash, multiple organs (neuro).
Syphilis/treponema pallidum
MRSA Tx - Glycopeptide
Vancomycin
Community acquired pneumonia Tx - beta-lactam
Amoxicillin
Skin infx Tx - beta lactam
Flucloxacillin
uncomplicated UTI Tx - folate metabolism inhibitor
Trimethoprim
Bacterial meningitis Tx - Beta lactam
Cefotaxime/ceftriaxone
Chlamydia/gonorrhoea Tx - tetracycline
Doxycyline
Community acquired severe pneumonia
Co-amox + clarithromycin
Hospital acquired pneumonia
Amoxicillin + gent (or tazocin)
Sepsis
Tazocin/ceftriaxone, metronidazole +/- Gent
Atypical lymphocytes, monospot test +ve
EBV
Nucleoside reverse transcriptase inhibitor, used in Tx of HIV/AIDS
Zidovudine
HepB Tx -
Lamivudine (viral polymerase) + Interferon -alpha
Influenza Tx - viral neuraminidase inhibtor
Zanamivir (INH), Oseltamivir (PO), Amantadine (PO).
CMV prophylaxis - guanosine analogue
Gancyclovir
then foscarnet then cidofovir
Herpes virus Tx - guanosine analogue
Acyclovir
Malassezia furfur, hypo/hyper pigmentation, spaghetti and meatballs
Pityriasis versicolour
Farm animals (+ unpastuerized dairy)
Brucellosis
Target rash, Ixodes ticks, mice and deer
Borrelia burgdorferi
Birds
Psittacosis
Cerebral Negri bodies, dog/bat bite
Rabies
Abatoir workers
Coxiella burnetii
Mantoux >5mm
exposed to TB/BCG
Optochin resistant
Strep Viridans
Optochin sensitive
Strep Pneumoniae
Grm -ve rod, sudden thick purulent sputum, sometimes bloodstained, Alcoholics
Klebsiella pneumoniae
Acute endocarditis less common
Staph A
Sub-acute endocarditis
Strep V
Giemsa staining, itchy scaly papule turning into crusty ulcer w/ raised edges
Cutaneous Leshmaniasis
Hepatosplenomegaly hyperpigmentatin of the skin (protozoa)
Visceral Leishmaniasis
Dementia~65, Lower motor neuron signs, Akinetic mutism, myoclonus, cortical Blindness
Creutzfeldt-Jakob disease
Prio disease
80% sporadic
MMR, VZV, Yellow fever, Polio, Influenza IN
Vaccine type
Live attenuated
Rabies, HAV
Vaccine type
Inactivated
Influenza IM, Typhoid,
Subunit
Men C
Vaccine type
Conjugate
African sleeping sickness, vector and agent
Tsetse fly, Trypanosoma bruceii (gambiense/rhodesiens)
Chagas disease, vector and agent
Reduviid bug, Trypanosoma cruzi
Swallowing problems
Protein responsible for binding HIV to CD4+ cells to initiate infx
gp120 (to CCR5)