Semester 2 Minimum Questions Flashcards
List two causative agent of dermatomycosis.
Trichopyton sp., Microsporum sp., Epidermophyton sp.
What can JC and BK viruses cause? (1 example)
JC: progressive multifocal leukoencephalopathy (PML); BK: haemorrhagic cystitis and nephropathy
How can chickenpox prevented?
By vaccine (live attenuated)
What can VZV (Varicella Zooster virus) cause?
Chickenpox and shingles
Which protozoon can cause prostatitis?
Trichomonas vaginalis
Which helminth can cause protein deficiency (Kwashiorkor syndrome)?
Ascaris lumbricoides
How can be treated the infection caused by Enterobius vermicularis?
Mebendazole
Which fungus can cause subcutaneous mycosis?
Sporothrix shenkii
What kind of diseases can be caused by dermatophytes? (3 example)?
Tinea pedis, T. manus, T. capitis, T. corporis, T. faciei, T barbae.
What is the cultivation temperature of the fungi?
25°C and 37°C to detect the dimorphism.
What is the causative agent of fish tapeworm disease?
Diphyllobothrium latum
What are the symptoms of balantidiasis?
Dysentery with abdominal pain, tenesmus
Classification of the helminths by morphology?
Flatworms: flukes and tapeworms; roundworms
What are the most characteristic properties of the flukes (3 example)?
They are short, flat, leaf shaped, hermaphrodites, have developed digestive system
How can be diagnosed the infection caused by Enterobius vermicularis?
By sticky tape or Scotch tape
What can HHV-7 cause?
Encephalitis, flaccid paralysis, hepatitis, gastritis, lymphadenopathy, diarrhea, pityriasis rosea
How can spread the Chagas disease?
By the faeces of the kissing bug during the bite
What is the treatment of toxoplasmosis?
Spiramycin, pyrimethamine combined with sulphonamide
List two members of Flaviviruses.
Yellow-fever virus, Dengue-fever virus, tick born encephalitis virus, Zika-virus.
List two diseases caused by prions
Kuru, fatal familiar insomnia, Creutzfeldt–Jacob-syndrome, bovine spongiform encephalitis
What kind of staining can be used in mycology? (2 example)
Gram-, methylene blue-, India ink-, PAS-, Gömöri-Grocott staining.
What are the properties of the cyst?
Is responsible for surviving in unfavourable environment, not showing biochemical activity is a dormant structure
What is the intermediate host of Taenia saginata?
Cattle
What is the treatment of the Trichinella infection?
Mebendazole and albendazole can act only on intestinal helminths
How can the sleeping sickness spread?
By the bite of tsetse fly
What kind of disease can be caused by adenoviruses (3 examples)?
Pharyngitis, pneumonia, pertussis syndrome, pharyngoconjuctival fever, acute haemorrhagic cystitis, gastroenteritis
How can Hepatitis B virus spread?
By parenteral way, by sexual contact or perinatal
How can the protozoa be classified?
By the type of movement: amoeba, ciliate, flagellate and sporozoa
Prevention of malaria by chemoprophylaxis?
Chloroquine, mefloquine, doxycycline
Which helminth can cause paralytic ileus?
Strongyloides stercoralis
What can CMV (Cytomegalovirus) cause?
Hepatitis, pancreatitis, pneumonitis, nephritis, myocarditis, encephalitis,
chorioretinitis, oesophagitis, colitis, congenital infections
What are the causative agent of Human African Trypanosomiasis (sleeping sickness)?
Trypanosoma brucei gambiense, Trypanosoma brucei rhodensiense
What kind of diseases can be caused by Cryptosporidium parvum?
Watery diarrhea which lasts to 1-2 week
What is the treatment of taeniasis?
Niclosamide, mebendazole
Which helminth can cause itchiness in anus?
Enterobius vermicularis
What is the causative agent of lymphatic filariasis, elephantiasis?
Wuchereria bancrofti
What kind of diseases can be caused by low-risk group papillomaviruses?
Condyloma acuminatum, warts
Characterisation of the dimorphic fungus
They grow like moulds at room temperature and grow like yeast at body temperature.
What does arbovirus mean?
Arthropod-borne viruses
List three causative agent of opportunistic mycosis.
Candida sp, Cryptococcus neoformans, Pneumocystis jirovecii, Aspergillus sp.,
Penicillium sp., Mucor sp., Rhizopus sp.
What is the causative agent of primary amoebic meningoencephalitis?
Naegleria fowleri.
How can Mumpsvirus spread and what are the symptoms?
By respiratory droplets.
Symptoms are: inflammation of salivary gland, pancreatitis, orchitis, deafness
How can malaria be diagnosed
Blood: thick film, thin film stained by Giemsa, IF, PCR
What is the treatment of HIV infection?
By combination of nucleotide analogue and protease inhibitors
How can parvoviruses spread?
By respiratory droplets
What kind of diseases can be caused by high-risk group papillomaviruses?
Cervix cancer, tumour in oral cavity
How can Influenza viruses spread and what can cause (3 examples)?
By respiratory droplets.
Symptoms: high fever, fatigue, muscle pain, headache,
sometimes-gastrointestinal symptoms.
What is the most common intermediate host of the flukes?
water snail
Which protozoa can spread by the bite of sand fly?
Leishmania sp.
What kind of helminthic infection can spread from carnivore animals to humans?
Trichinella spiralis
What are the symptoms of malaria (4 symptoms)?
Periodic high fever, chills, head ache pain in joints and muscle, anaemia, hepato and
splenomegaly, kidney failure
In which population can Toxoplasma cause serious disease?
In pregnant women and in immunocompromised population
What is the treatment of giardiasis?
Metronidazole
How can leishmaniosis diagnose?
Giemsa-staining of biopsied material
How can rabies prevented?
By vaccine administered post exposure