Micro Buzz words

Uncomplicated hematuria in young boy
Adenovirus
Swimming pool conjunctivitis
Adenovirus serotypes 3,4,7
Pink eye
Adenovirus, types 3, 6, 8, 19; measles virus, HSV, VZV, enterovirus, coxsackievirus, Chlamydia trachmatis, Neisseria gonorrhoeae, Staphylococcus aureus; Also, caused by chemicals and allergies
Chikungunya virus
Aedes mosquito
Sushi worm
Anisakis simplex
Anaplasma phagocytophilum
Arthropods (Lone Star tick, Deer tick, Dog tick)
Fungus ball
Aspergillus
Acute-angled branching hyphae
Aspergillus
Farmer’s lung
Aspergillus, thermophilic Actinomyces
Bordet-Gengou agar
B. pertussis
Regan-Lowe media
B. pertussis
Maltese cross
Babesia spp.
Mediastinal widening
Bacillus anthracis
Wool-sorter disease
Bacillus anthracis
Pink eye
Bacterial: Staph, Strep, Haemophilus, Chlamydia trachomatis, Neisseria gonorrhoeae, – Viral: Adenovirus (most common), HSV (most serious)
Bacillary angiomatosis
Bartonella henselae
Onchocerca volvulus
Black fly
Broad-based budding yeast
Blastomyces dermatitidis
Bull’s-eye rash
Borrelia burgdorferi
Home canning
Clostridium botulinum
Loeffler media
Corynebacterium diphtheriae
Tellurite media
Corynebacterium diphtheriae
Encapsulated yeast
C. neoformans
India ink stain
C. neoformans
Egg yolk agar
C. perfringens (Nagler reaction)
Guillain-Barre syndrome
Campylobacter jejuni
Growth at 42oC
Campylobacter jejuni
Seagull wings
Campylobacter jejuni
Germ tubes
Candida albicans
Cottage cheese discharge
Candida albicans
Proglottids
Cestodes (tapeworms), – Taenia solium (pork tapeworm), – Taenia saginata (beef tapeworm), – Diphyllobothrium latum (fish tapeworm)
Orientia tsutsugamushi
Chiggers
Reactive arthritis
Chlamydia trachomatis
Reiter syndrome
Chlamydia trachomatis
Many PMNs, no organisms on Gram stain
Chlamydia trachomatis
“Walking pneumonia”
Chlamydophila pneumoniae
Parrot fever
Chlamydophila psittaci
Floppy baby syndrome
Clostridium botulinum
Pseudomembranous colitis
Clostridium difficile
Owl’s-eye inclusion
Cytomegalovirus (CMV)
Dimorphic fungi
Coccidiodes, Histoplasma, Blastomyces, Sporothrix schenkii
Spherule
Coccidioidomycosis
Blood agar: beta-hemolytic
Complete hemolysis S. pyogenes
Snuffles
Treponema pallidum (congenital syphilis)
Bleeding pseudomembrane in throat
Corynebacterium diphtheriae
“Bull neck”
Corynebacterium diphtheriae
Rash on hands/feet spreads to trunk
Coxsackievirus A16
Acid fast oocyst
Cyclospora cayetanensis
Blueberry muffin baby
Cytomegalovirus (CMV)
Owl’s-eye inclusion
Cytomegalovirus (CMV)
Loa loa
Deer fly
Break-bone fever
Dengue virus
Megaloblastic anemia
Diphyllobothrium latum (fish tapeworm)
Morula
E. chaffeensis (Human Monocytic Ehrlichiosis) – Anaplasma phagocytophilum (Human anaplasmosis)
K1 capsular antigen
E. coli
Eosin Methylene Blue (EMB) agar
E. coli – ferments lactose, appears as a metallic green sheen
Hemolytic uremic syndrome
E. coli (EHEC)
Sorbitol MacConkey agar
E. coli 0157
B cell lymphoma
Epstein-Barr virus (EBV)
Burkitt lymphoma
Epstein-Barr virus (EBV)
Nasopharyngeal carcinoma
Epstein-Barr virus (EBV)
X-linked lymphoproliferative disease
Epstein-Barr virus (EBV)
Heterophile antibody positive
Epstein-Barr virus (EBV)
Downey cell
Epstein-Barr virus (EBV)
Hairy oral leukoplakia
EBV, HPV
Hydatid cyst disease
Echinococcus spp.
Thioglycolate broth
Enrichment broth for anaerobic bacteria
Flask-shaped lesions
Entamoeba histolytica
Scotch tape prep
Enterobius vermicularis (pinworm)
Bile esculin agar
Enterococcus (Group D streptococci)
Colorless colonies on SMAC agar
Enterohemorrhagic E. coli (EHEC)
Petting zoos
Enterohemorrhagic E. coli (EHEC)
HUS
Enterohemorrhagic E. coli (EHEC), Shigella
Montezuma’s revenge
Enterotoxigenic E. Coli (ETEC)
Downey cell (atypical lymphocyte)
Epstein-Barr virus (EBV)
Heterophile antibody
Epstein-Barr virus (EBV)
Butterfly facial rash
Erysipelas
Triple Sugar Iron (TSI) agar
Erysipelothrix rhusiopathiae – H2S +
Malabsorption syndrome
Fasciolopsis buski (Giant Intestinal Fluke)
Yersinia pestis
Flea
Rickettsia typhi
Flea
Rabbit fever
Francisella tularensis
Sabouraud dextrose agar
Fungi
Thin, gray adherent discharge
Gardnerella vaginalis
Clue cell
Gardnerella vaginalis (bacterial vaginosis)
Whiff test
Gardnerella vaginalis, Trichomonas vaginalis
Beaver fever
Giardia lamblia
Malabsorption syndrome
Giardia lamblia, Isospora belli, Fasciolopsis buski (giant intestinal fluke)
MacConkey agar
Gram-negative bacteria, Differentiate between lactose- fermenters (colonies turn pink) and lactose-nonfermenters
Chocolate agar
H. influenza Neisseria gonorrhoeae
Grows on chocolate agar, not on blood agar
H. influenzae
Gastric cancer
H. pylori
School of fish
Haemophilus ducreyi
Growth on chocolate agar, no growth on blood agar
Haemophilus influenza B
“Catcher’s stance”
Haemophilus influenza B
Primary hepatocellular carcinoma
Hepatitis B virus (HBV)
Cherry red epiglottis
Heamophilus influenza B
Gastric adenocarcinoma
Helicobacter pylori
Gastric MALT B-cell lymphomas
Helicobacter pylori
Dane particle
Hepatitis B virus (HBV)
Tzank smear
Herpes Simplex virus (HSV)
Kaposi sarcoma
Human Herpes virus 8 (HHV-8)
Koilocyte
HPV
Cervical cancer
HPV-16 and HPV-18
Tzank smear
Herpes Simplex virus (HSV)
Temporal lobe encephalitis
HSV-1 (usually)
Dewdrops on a rose petal
HSV-2
Lacy body rash
Human Herpes virus 6 (HHV-6)
Crimean-Congo hemorrhagic fever
Hyalomma tick
Honey-crusted lesions
Impetigo -S. aureus -S. pyogenes
Beefy red ulcers
Klebsiella granulomatis
Donovan bodies
Klebsiella granulomatis
Currant jelly sputum
Klebsiella pneumoniae
Cold selection
Listeria monocytogenes
Buffered charcoal yeast extract agar
Legionella
“Black poison”
Leishmania donovani
Weil disease
Leptospira interrogans
Blood agar: CAMP positive
Listeria monocytogenes
Ehrlichia chaffeensis
Lone Star tick
Rickettsia prowazekii
Louse
Borrelia recurrentis
Louse
Eaton medium
M. pneumoniae
Blackwater fever
Malaria (P. falciparum)
Spaghetti and meatballs
Malassezia furfur
Koplik spots
Measles (Rubeola)
Rash starts behind ears, spreads down body
Measles (Rubeola)
Chronic diarrhea in AIDS patient
Microsporidia, – Encephalitozoon intestinalis, – Enterocytozoon bieneusi
Rickettsia akari
Mites
Dengue virus
Mosquito
Plasmodium species
Mosquito
West Nile virus
Mosquito
Brugia malayi
Mosquito
Japanese encephalitis virus
Mosquito
Rift Valley fever
Mosquito
St. Louis encephalitis virus
Mosquito
Wuchereria bancrofti
Mosquito
Yellow fever virus
Mosquito (Aedes aegypti)
Lowenstein-Jensen agar
Mycobacteria
Fish tank granuloma
Mycobacterium marinum
Cottage cheese granuloma
Mycobacterium tuberculosis
Cold agglutinin positive
Mycoplasma pneumoniae
Kidney-bean shaped diplococci
Neisseria gonorrhoeae
Thayer-Martin agar
Neisseria gonorrhoeae
Flesh-eating bacteria
Necrotizing Fasciitis – Type 1: polymicrobial – at least 1 anaerobe in combination with more than 1 facultative bacteria – Type 2: S. pyogenes with or without S. aureus – Type 3: gas gangrene – Clostridium perfringens
Growth on chocolate, not on blood
Neisseria gonorrhoeae
Kidney-bean shaped diplococci
Neisseria gonorrhoeae
Waterhouse-Friedrichsen
Neisseria infection causing bilateral adrenal hemorrhage
Waterhouse-Friedrichsen syndrome
Neisseria meningitidis
Blood agar: gamma-hemolytic
No hemolysis
Acid-fast branching rods
Nocardia
Weakly acid fast branching rods
Nocardia
Sausage-shaped gametocyte
P. falciparum
Seal bark cough
Parainfluenza virus, Respiratory syncytial virus
Blood agar: alpha-hemolytic
Partial hemolysis, “greening” S. pneumoniae
Fifth disease
Parvovirus B19 (Erythrovirus B19)
Slapped cheek fever
Parvovirus B19 (Erythrovirus B19)
Safety-pin (bipolar) staining
Pasteurella multocida
Bipolar staining Gram-negative rod
Pasteurella multocida
Ring forms inside RBCs
Plasmodium falciparum
Sausage-shaped gametocyte
Plasmodium falciparum
Blackwater fever
Plasmodium spp.
Hypnozoite
Plasmodium vivax, Plasmodium ovale
Schuffner dots
Plasmodium vivax, Plasmodium ovale
Dented helmets
Pneumocystis jiroveci
“Lumpy, bumpy” staining
Post-streptococcal glomerulonephritis
Swarming
Proteus mirabilis, Proteus vulgaris
Cystic fibrosis patient
Pseudomonas aeruginosa
Green sputum
Pseudomonas aeruginosa
Swimmer’s ear
Pseudomonas aeruginosa
Hot tub folliculitis
Pseudomonas aeruginosa
Negri body
Rabies virus (Lyssavirus, Rhabdoviridae, ssRNA linear, helical, enveloped
Trypanosoma cruzi
Reduviid bug
Rash on hands/feet spreads to trunk
Rickettsia ricketsii (Rocky Mountain Spotted Fever)
CAMP-positive
S. agalactiae
Eggs with terminal spine
S. haematobium
Clay pipestem fibrosis
S. mansoni
Oval-shaped eggs with lateral spine
S. mansoni
Rusty-colored sputum
S. pneumoniae
Lancet-shaped diplococci
S. pneumoniae
Sandpaper rash
Streptococcus pyogenes
Hektoen enteric agar
Salmonella – black pigment (H2S +)
Rose spots
Salmonella typhi
Leishmania braziliensis
Sandflies
Leishmania donovani
Sandflies
Bartonella bacilliformis
Sandflies
Bladder Cancer
Schistosoma haematobium
Eggs with terminal spine
Schistosoma haematobium
Eggs with lateral spine
Schistosoma mansoni
Katayama syndrome
Schistosoma spp.
Mannitol salt agar
Selective for staphylococci S. aureus can ferment mannitol, producing yellow-colored colonies on this agar
Xylose-Lysine-Deoxycholate (XLD) agar
Selective, differential agar for Salmonella and Shigella in enteric cultures – Shigella – colonies turn red – Salmonella – colonies turn black
Rose gardener disease
Sporothrix schenkii
Salmon pink sputum
Staphylococcus aureus
Honeymoon cystitis
Staphylococcus saprophyticus
Colon cancer
Streptococcus bovis
Strawberry tongue and sandpaper rash
Streptococcus pyogenes
Hyperinfection syndrome
Strongyloides stercoralis (threadworm)
Positive VDRL/RPR test
Treponema pallidum (syphilis)
Cysticercosis
Taenia solium (pork tapeworm)
Neurocysticercosis
Taenia solium disseminated infection
Babesia microti
Ticks (Ixodes)
Borrelia burgdorferi
Ticks (Ixodes)
Francisella tularensis
Ticks, Rabbits, Deer fly
Ring-enhancing lesions
Toxoplasmosis gondii
Operculum
Trematodes (Flukes), -Fasciolopsis buski (“Giant Intestinal Fluke”) – golden, bile-stained eggs with an operculum on top, – Fasciola hepatica (“Sheep Liver Fluke) – operculated eggs, – Clonorchis (Opisthorchis) sinensis (“Chinese Liver Fluke) – distinct operculum with prominent shoulders and a tiny knob at the posterior (abopercular) pole, – Paragonimus westermani (“Lung Fluke), – Diphyllobothrium latum – knob at the bottom of its shell
Hutchinson teeth (notched incisors)
Treponema pallidum (congenital syphilis)
Mulberry molars
Treponema pallidum (congenital syphilis)
Saber shins
Treponema pallidum (congenital syphilis)
Saddle nose
Treponema pallidum (congenital syphilis)
Copper-colored rash
Treponema pallidum (syphilis)
Condylomata lata
Treponema pallidum (syphilis)
Copper-colored rash
Treponema pallidum (syphilis)
Frothy, yellowish-green discharge
Trichomonas
Strawberry cervix
Trichomonas
Rectal prolapse
Trichuris trichiura (whipworm)
Barrel shaped eggs with plugged ends
Trichuris trichiura (whipworm)
Whipple disease
Tropheryma wippelii
Romana sign
Trypanosoma cruzi
Trypanosoma brucei
Tsetse fly
Pap-pili (P pili)
Uropathogenic E. coli (UPEC)
Papular/pustular rash with different stages
Varicella zoster virus (VZV – chicken pox)
Pustular rash all in same stage
Variola (smallpox)
Rice water diarrhea
Vibrio cholerae
Thiosulfate citrate bile salts sucrose agar
Vibrio spp.
Rickettsia rickettsii
Wood tick / Dog tick
Black vomit
Yellow fever
Pseudoappendicitis
Yersinia enterocolitica
Growth at 4oC
Yersinia enterocolitica, Listeria monocytogenes
“safety-pin” staining
Yersinia pestis
Ketoacidotic patient with black us
Zygomycosis (Mucormycosis) – Mucor, Rizopus, Absidia, Rhizomucor spp.

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