Term
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Definition
| Group B Strep (babies), Strep pneumo (elderly), Listeria monocytogenes, Neisseria meningitidis, Haemophilus influenzae |
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Term
| CSF profile: increase in protein, decrease in glucose, PMN's present, increase in pressure |
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Definition
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Term
| CSF profile: lymphocytes present, all other values normal |
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Definition
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Term
| CSF profile: increase in protein, decrease in glucose, lymphocytes present, increase in pressure |
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Definition
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Term
| CSF profile: protein normal, glucose normal, lymphocytes present, pressure elevated, no microbiological organisms in stains or cultures. |
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Definition
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Term
| CSF profile: protein elevated, glucose low, lymphocytes present, pressure elevated, india ink stain reveals organism |
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Definition
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Term
| Viral genus' that cause encephalitis (4) |
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Definition
| Flaviviridae, Togaviridae, Bunyaviridae, Herpesviridae |
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Term
| A black or hispanic man comes into your clinic in (insert deep south city) with a chancre on his penis. He is complaining not about pain, but that he "isn't getting laid anymore." What is it, what is the organism, and what do you give him? |
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Definition
| Syphallis, Treponema pallidum, penicillin G |
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Term
| A woman comes into your clinic with discrete vesicles on her labia, some of which have formed ulcers and coalesced. She complains that they were itching at first, but now they are painful. What is it? |
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Definition
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Term
| A woman comes in with genital warts and cervical dysplasia. PCR detects viral DNA. What is it, what can you do, and what could she have done? |
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Definition
| HPV, you can remove the warts, you can't tell her how infectious she is, she could have gotten the quadrivalent vaccine against types 6, 11, 16 and 18. This is the most prevalent STI worldwide, and bypes 16 and 18 are associated with cancer. |
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Term
| A woman comes in with either 1. urethral inflammation with discharge, 2. a purulent endocervical exudate visible in the endocervical canal or swab, 3. sustained endocervical bleeding easily induced or 4. PID. What is it and what's the organism? |
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Definition
| Chlamydia, Chlamydia trachomatis. they are almost exclusively parasites of squamocolumnar-columnar epithelial cells, intracellular parasites, inflammatory responses cause cellular destruction. Men are symptomatic early and present, whereas women may be asymptomatic until they get PID. |
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Term
| A man comes in with all the symptoms of Chlamydia but doesn't have it. How do you know, what is the organism? |
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Definition
| I grows on selective media and utilizes only glucose, not an obligate intracellular parasite. Neisseria gonorrhoeae. Drippy. Treat chlamydia when you treat this. |
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Term
| Patient comes in with a honey colored crusting on their skin. What is it and what causes it? |
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Definition
| Impetigo; Group A Strep (pyogenes), Syaphylococcus aureus |
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Term
| Pt presents with a well demarcated erythematous patch on face and legs that is rapidly spreading with edema, pain and fever. What is it and what causes it? |
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Definition
| Erysipelas, Group A Strep |
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Term
| Pt comes in with a well demarcated brown-red macular patch on the inner thighs and/or toe web lesions. What is it and what causes it? |
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Definition
| Erythrasma (jock itch); Corynebacterium minutissiumum |
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Term
| Pt comes in with a subcutaneous redness, warmness, pain and fever with red streaking showing the organism is ascending the lymphatic system. What is it and what causes it? |
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Definition
| Cellulitis; S. aureus and S. pyogenes |
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Term
| Patient comes in with inflammation of the hair follicles in the groin. What is it and what causes it? |
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Definition
| Folliculitis; S. aureus, P. aeruginosa and others |
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Term
| Patient comes in with a tender red subcutaneous nodule. Wiiawci? |
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Definition
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Term
| Pt comes in with two furuncles that have joined together. You tell them they're fucked just for fun, they try to attack you, but you push on their bump to incapacitate them (because that hurts). It's pretty big, so you take a picture of you with it so you can post it on the local burger joint's wall. Wiiawci? |
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Definition
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Term
| Child presents with large flaccid blisters. Wiiawci? |
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Definition
| Bullous Impetigo, S. aureus and Group A streptococcus |
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Term
| What causes skin to separate with just a gentle stroking and what is it called? |
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Definition
| S. aureus; Staphylococcal Scalded Skin Syndrome |
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Term
| Someone has a perianal abscess and they're not telling. What is causing it and where? |
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Definition
| It's polymicrobial (B. fragilis most commonly) and it's in the mucus secreting anal glands. Drain that bitch. |
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Term
| Someone has a line going up their arm, and you're pretty sure its tracing the lymphatic channel. Do you know what it is and the formal term for what it's called? |
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Definition
| Group A beta-hemolytic streptococcus; Lymphangitis |
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Term
| A kid comes in and has petechia, stellate purpura and hemorrhagic bullae. Oh, and meningitis. Any idea? |
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Definition
| Neisseria meningitidis. Go figure. |
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Term
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Definition
| S. aureus and GABHS (S. pyogenes). Staph TSS is painless, only in females, caused by tampons and nasal packs. Strep TSS means you're probably already in bad shape and need help. Bacteremia is common with Strep as is a huge amount of pain. |
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Term
| Patient presents after traveling to a developing country. They have diarrhea, and it smells like heat labile toxin (LT) and heat stable toxin (ST). It also resembles cholera. What is it? |
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Definition
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Term
| A patient presents with diarrhea after eating a hamburger from McDonald's. He remembers chewing out the cashier for "being lazy," and that they took extra time on his food. His diarrhea is bloody but he doesn't have a fever. He has colitis, but a varying number of WBC's in his stool. What does he have? |
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Definition
| EHEC (shigatoxin-producing E. coli). This patient may also have Hemolytic Uremic Syndrome. |
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Term
| An AIDS patient in a developing country has diarrhea. What is it? |
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Definition
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Term
| A patient has profuse, watery diarrhea. He looks dehydrated. You want to give him an IV, but it smells really bad so you tell your weekend volunteer to do it. The patient might as well be poor and disadvantaged. What does the patient have? |
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Definition
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Term
| Food Poisoning: Patient ate some salami she left on the counter for 3 hours. She's vomiting, and has mild diarrhea. She doesn't have fever. What is it? |
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Definition
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Term
| Food poisoning: Patient ate some sushi he left on the counter for 3 hours. He is an idiot. He has diarrhea. What is it? |
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Definition
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Term
| Food poisoning: Patient presents with moderate diarrhea with SIGNIFICANT ABDOMINAL PAIN. It's about 8 hours since she last ate. She didn't throw up. She starts to give you more information, but she craps in her pants. What is it? |
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Definition
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Term
| Patient presents with a history of water diarrhea and high fever. He now has tenesmus and dysentery (bloody, mucoid stools). His stools have become lower in volume and his fever has dropped as well. He might also have hemolytic uremic syndrome. What do you think it is? |
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Definition
| Shigella (sonnei). Duh. The only one with multiple phases of craptasticism. |
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Term
| Patient has been in the hospital for more than three days. She presents with dysentery with fever (which confirms that it's invasive). She presents with Guillain-Barre three weeks after this infection. What is it? |
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Definition
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Term
| A nursing home patient just returned from a cruise. He wasn't the only one on the cruise that got sick. It was discovered that the water was contaminated on the ship. He also ate raw shellfish on the trip. He has gastroenteritis and he's vomiting a bunch (most characteristic of this). What does he have? |
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Definition
| Norwalk Virus/Calcivirus/Astrovirus |
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Term
| You are on the equator in some developing country and a kid presents with diarrhea. This causes 1 million deaths a year and is the most common cause of pediatric diarrhea. What is it? |
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Definition
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Term
| A traveller just got back from Russia for the first time (or Rocky Mountain National Park), has diarrhea, and the agent was found in the stool. What is it? |
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Definition
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Term
| A man presents with tenesmus, dysentery and urgency. You are worried that he has liver abscesses. What is it? |
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Definition
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Term
| A homoxesual (this organism hates gays) with AIDS presents with profuse diarrhea. He also just travelled to St. Petersburg and a day care center. What does he have? |
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Definition
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Term
| Pneumonia: cough, rusty sputum, fever and chest pain. Patient is an old alcoholic that lives in a sardine tin for a nursing home. What is it and what confirms it? |
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Definition
| Streptococcus pneumonia. Sputum STAIN (not culture) for gram positive diplocicci. |
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Term
| 22 year old presents with a two week history of dry cough, low fver, aches and chills. He develops an earache. He has rales on the right side of his chest. Wtf is it and what do you do to prove it? |
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Definition
| Mycoplasma pneumonia. CXR, cold agglutinations. |
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Term
| 42 year old with 40 pack a year history has productive yellow sputum and fever. Pt's child recently had an earache. What is it, how do you confirm it? |
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Definition
| H. influenzae. Sputum STAIN growth on chocolate agar (x-factor, v-factor, beta lac production) |
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Term
| 55 year old veteran presents with a three day history of productive cough and fever. RR 32 and diffuse rhonchi on lung exam. What does he have and how do you confirm it? |
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Definition
Leigeonella. Growth on carcoal agar, DFA+, urine antigen +. CXR with interstitial filtrates
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Term
| A spelunker comes in with a cough, SOB, and fever two weeks after sniffing bat poop. He has diffuse crackles in his chest. What is it and how do you confirm it? |
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Definition
| Histoplasma, urine antigen test (it isn't transmissible) |
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Term
| 45 year old trucker with a splenectomy has a fever, chills, disorientation, SOB and cough that has developed over two days. His sputum is rusty. He has decreased breath in his right chest. What is it and how do you confirm it? |
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Definition
| Strep pneumo, blood cultures, gram pos diplococci. |
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Term
| Modalities of sterilization: |
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Definition
| Autoclaves, Heat, Ethylene oxide (a gas for things that can't tolerate extreme temps. it's a harmful mutagen), UV light over short distances (harms workers), Ionizing radiation (dead organisms persist after killing), Filtration (for bacteria, not viruses) |
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Term
| Pasteurization doesn't kill what? |
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Definition
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Term
| Modalities for Disinfection: |
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Definition
| Alcohols (protein denaturants, 70-95%), Halogens (Iodine, Chlorine), Surface Active Compounds (quaternary ammonia compounds), Phenols (for fungi), Hexachlorophene (neurotoxin to children), Surfacine (Silver Iodine, interacts with lipid bilayer of bacterial outer cell membranes) |
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Term
| Standard precautions for cleaning: |
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Definition
| Terminal Clean, Masks within 3 feet of patient for droplets, N95 in a negative air pressure room if they are farting really bad |
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