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gram stain

A 36-year-old male asked:
Dr. Ed Friedlander
43 years experience in Pathology
For bacteria: The two major families of common bacteria are distinguished by the chemistry of their walls, specifically the ability of iodine to mordant their stain ... Read More

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A 38-year-old member asked:
Dr. Heidi Fowler
24 years experience in Psychiatry
PCR: Diagnosis of chlamydia is by polymerase chain reaction with an endocervical swab for females or a urethral swab or urine specimen for men.
A 44-year-old member asked:
Dr. Robert Woods
29 years experience in Psychiatry
Neither Is Better: Gram staining is a bacteriological laboratory technique used to differentiate bacterial species into two large groups based on the physical properties ... Read More
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A 55-year-old member asked:
Dr. Jose Prieto-hernandez
35 years experience in Infectious Disease
Gram positive cocci: You need to do a gram stain to see gram positive organisms like Staphylococci which are gram positive. S. epidermidis is coagulate negative while Stap ... Read More
A 34-year-old female asked:
Dr. Riley Alexander
10 years experience in Pathology
Probably normal: It's hard to give you a definitive answer without seeing it and knowing what was causing your diarrhea, but the vagina normally has bacteria present ( ... Read More
A 55-year-old male asked:
Dr. Rex Mahnensmith
43 years experience in Internal Medicine
Sputum: This is usual for throat or oral flora.
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A 33-year-old female asked:
Dr. Ed Friedlander
43 years experience in Pathology
Bacterial infection: By gram negative rods / bacilli. You didn't say where, but even if this is sputum and you are a smoker, it's likely it's a real infection. Your physic ... Read More
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A 23-year-old male asked:
Dr. James Loflin
34 years experience in Urgent Care
Gram Negative: Gram-negative bacteria are bacteria that do not retain crystal violet dye in the gram staining protocol. In a gram stain test, a counterstain is added ... Read More
A female asked:
Dr. Jane Eason
32 years experience in Infectious Disease
Gram stain: You don't mention what the specimen is but I'm guessing it's a sputum sample? Looks like mixed flora, probably normal oropharyngeal flora, pretty non ... Read More
A 40-year-old female asked:
Dr. Martin Raff
55 years experience in Infectious Disease
Sputum?: This sounds like a grossly inadequate sputum specimen, or one which was actually primarily saliva. The organisms seen are all part of normal oral flo ... Read More
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A 40-year-old female asked:
Dr. Robert Killian
27 years experience in General Practice
MRSA: Because there is an epidemic happening in the world. MRSA lesions are abscesses. Sitting at home with an abscess is unwise. MRSA has an appearance t ... Read More
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A 44-year-old member asked:
Dr. Eric Weisman
35 years experience in Neurology
As a sphere: A solitary sphere or as in the case of streptococci as a chain or as in staphlococci as a bunch like grapes on a vine. This is streptococcus under ... Read More
A 34-year-old female asked:
Dr. Willam Lau
9 years experience in Infectious Disease
Probably yes: The gram stain of the vaginal swab does not suggest an infecting organism. No trichomonas is good.
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A 35-year-old female asked:
Dr. John cuong Doan
17 years experience in Family Medicine
Bacterial vaginosis: is an overgrowth of hodge podge of bacteria in the vaginal vault. This overgrowth can lead to unpleasant odor, discharge and abdominal pain . BV can ... Read More
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A 55-year-old male asked:
Dr. Martin Raff
55 years experience in Infectious Disease
Culture/Gram's stain: Depends upon whether these were from the culture or the stain of some clinical material, where the culture was obtained from, and why. This may be an ... Read More
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A 55-year-old male asked:
Dr. Tarek Naguib
39 years experience in Nephrology and Dialysis
Non diagnostic : The squamous epithelium means the sputum came from mouth not lungs (no squamous in lungs/bronchi) but leukocytes means infection. So, this sputum has ... Read More
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A 27-year-old female asked:
Dr. Klaus d Lessnau
35 years experience in Pulmonary Critical Care
Common thing: Needs usually two antimicrobials at the start.
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A 62-year-old female asked:
Dr. Martin Raff
55 years experience in Infectious Disease
Not likely: Bacteria are part of the contents of the vaginal barrel. When infection is present due to bacteria there are usually large numbers of leucocytes and ... Read More
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A 42-year-old female asked:
Dr. Riley Alexander
10 years experience in Pathology
No.: From your description, it sounds like the diagnosis was normal flora present. The bacilli and cocci with few WBCs are just describing that. Normal flo ... Read More
A 49-year-old member asked:
Dr. Eric Weisman
35 years experience in Neurology
Lab test and result: Gram stain is applied with an eye dropper to a slide and taken up by the bacterial. It affects the way bacteria present in concentrated urine appear ... Read More
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A 45-year-old member asked:
Dr. Michael Ein
47 years experience in Infectious Disease
Yes: E. Coli is always gram negative.
A 41-year-old member asked:
Dr. Martin Raff
55 years experience in Infectious Disease
Staining technique: Gram positive organisms have a high amount of material in their cell walls which retain gentian violet (a purple stain) on slides looked at under the ... Read More
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A 55-year-old male asked:
Dr. Louis Esquivel
34 years experience in Holistic Medicine
Infection?: Gram stain of any body fluid or tissue is for microscopic visualization of bacteria and other organisms. Cult refers to "culture" which is where the ... Read More
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A 32-year-old female asked:
Dr. Matt Wachsman
35 years experience in Internal Medicine
Context: gram negative rods not so common and that seems a large amt. This implies an infection requiring particular antibiotics and this is not the more commo ... Read More
A 29-year-old female asked:
Dr. Julie Abbott
44 years experience in Preventive Medicine
This could be normal: Bacteria are classified, broadly, as being gram-negative or gram-positive (retains violet dye color after staining--gram stain-- a lab slide with spec ... Read More
A 34-year-old female asked:
Dr. James Shoemaker
39 years experience in General Practice
UTI Rx: Let the doctor who prescribed the penecillin know your symptoms and urinalysis/urine culture results and leave the phone number of your pharmacy so a ... Read More
A female asked:
Dr. Martin Raff
55 years experience in Infectious Disease
Gram's stain: You had Gram's stain of material from where? Why? What are your symptoms? Generally Gram-positive bacilli are either Bacillus spp,, Clostridium spp., ... Read More

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

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Personalized answers
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