UNIQUE MICROSCOPIC MORPHOLOGY Flashcards
(26 cards)
seen in grape like clusters (gram (+) cocci)
Staphylococcus (S. aureus)
Occuring in tetrads or cuboidal packets (gram +)
micrococci
Bean-shaped / kidney shaped diplococcus
Neisseria
Lancet or Bullet shaped diplococcus
Streptococcus pneumoniae
Pleomorphic, Pallisade, XYVL formation, Chinese letter, WITH CLUB SHAPED ENDS
Corynebacterium diphtheriae
“clue cells”, squamous with attached Bacilli
Gardnerella vaginalis
Rod with tapered ends, appearing like toothpick, SPINDLE SHAPE
Fusobacterium nucleatum
Loosely coiled spirochete
Borrelia
comma shaped
Vibrio cholerae
Tightly coiled spirochete with one or both ends bent to form hook
Leptospira
fusiformed shape with 1 round end and 1 blunt end
Leptotrichia sp
Pallisade, “ANAEROBIC DIPTHEROIDS”
Cutibacterium acnes
Disjointed bamboo fishing rod Appearance, with square ends
Bacillus anthracis
Terminal, swollen spores, lollipop, drumstick
Clostridium tetani
Box car morphology
Clostridium perfringens
Cigar packet arrangement
Mycobacterium leprae
Cross barred, “shepherd’s cook” appearance
Bacte: M. kansasii
Viro: Marburg virus
Protozoa: Chilomastix mesnili
Nematode: M. streptocerca
Safety pin appearance
Bacteroides fragilis (anaerobe
Yersinia pestis
Pasteurella multocida
Calymmatobacterium granulomatis
Anaerobe with Bifid or bifurcated ends “bone shaped dog biscuit”
Bifidobacterium
CROISSANT morphology
Mycobacterium microti
S-shaped bacilli ; Wings of seagull with darting motility; aerobe
Campylobacter
wings of seagulls; anaerobe
Eubacterium
School of fish appearance, Rail road track appearance. Finger print appearance
H. ducreyi
