Johns hopkins antibiotic guide

Johns Hopkins POC-IT Guides. This series of comprehensive references, created by the experts at Johns Hopkins Medicine, is updated monthly and organized to let clinicians easily find information at the point-of-care. Compare pricing. Official website of the Johns Hopkins Antibiotic (ABX), HIV, Diabetes, and Psychiatry Guides, powered by Unbound ...

Johns hopkins antibiotic guide. If an infection develops after aspiration, oral flora (including streptococcal species) is a consideration. For hospitalized or recently antibiotic-treated people, add Gram negatives to the consideration. Anaerobic bacteria: B. melaninogenicus, Fusobacterium nucleatum, Peptostreptococcus, and others. Hospital-acquired bacteria: …

CLSI recommends 7H10 and 7H11 solid media at 36°C for slow growers (and 28°C for rapid growers). Some use Löwenstein-Jensen slants as the most sensitive media. Typically, respiratory specimens treated with 0.25% N-Acetyl-L-cysteine and 1% NaOH for decontamination. Mycobacteria spp. divided into rapid growers (< 7 days) and slow …

Anaerobes (50 - 70% of all bites, especially Prevotella spp ., but rarely detected) Viruses: case reports following human bite wounds. HIV. Hepatitis B. Hepatitis C. Monkey bites: see Herpes B virus module. Bear bites: strep, staph, Enterococcus and gram negatives ( E. coli, Proteus, Citrobacter, Serratia) Rat bites: Streptobacillus ...Grow on non-selective media in 2-14 days. Selective media (Thayer-Martin, paraffin agar, charcoal-buffered yeast extract media) may be needed to enhance growth and minimize contaminants. More than 50 species known. Found worldwide, considered a soil pathogen. May also be seen in human oral flora.Definition: though a general term for inflammation, cellulitis in this module means a spreading bacterial infection of the skin. Erysipelas: superficial, sharply demarcated--nearly always group A Streptococcus. Cellulitis: deeper (subcutaneous) than erysipelas. Most cases are due to group A Streptococcus, but other streptococci are …MALDI-TOF and PCR can be useful for accurate identification and updated versions of commercial yeast identification platforms are increasingly evolving to be able to identify C. auris. There's more to see -- the rest of this topic is available only to subscribers. Candida species answers are found in the Johns Hopkins ABX Guide powered by ...ABX Guide (Johns Hopkins Antibiotics Guide)Opens a new website. AHFS Drug InformationOpens a new website. Bates Guide to Physical Examination and History ...Access up-to-date medical information for less than $1 a week. Purchase a subscription I’m already a subscriber. Browse sample topics. Otitis Externa answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web.Escherichia coli answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web.Johns Hopkins POC-IT Guides. This series of comprehensive references, created by the experts at Johns Hopkins Medicine, is updated monthly and organized to let clinicians easily find information at the point-of-care. Compare pricing. Official website of the Johns Hopkins Antibiotic (ABX), HIV, Diabetes, and Psychiatry Guides, powered by Unbound ...

Access the entire. ABX Guide through the mobile app and any web browser. Johns Hopkins Guides Bundle (ABX, HIV, Diabetes, Psych) $ 79 .95. 1 year subscription. Shop now. Save 33% by combining all four Guides in one convenient app and website. Free sample topics including COVID-19 resources.Enteric infections ( Proteus mirabilis infections, salmonellosis, shigellosis) Urinary tract infections. Note: ampicillin is not recommended to be used for empirically for the treatment of cystitis by IDSA guidelines due to its poor efficacy and the very high prevalence of antimicrobial resistance among Gram-negative organisms [11]. Bacterial ...Feb 9, 2024 ... uCentral is the Unbound Medicine portal to the John Hopkins ABX guide, pre-selected MEDLINE content, and links to uCentral downloads and tools ...Amikacin sulfate indicated in the short-term treatment of serious infections due to susceptible organisms. [With the exception of uncomplicated UTI, aminoglycosides are generally used in combination for serious infections including treatment of Pseudomonas aeruginosa .] Bacterial septicemia (including neonatal sepsis) Respiratory tract infections.To access uCentral, please Sign In with your registered account or visit this page while connected to your institution’s network. uCentral is Unbound Medicine’s app + web solution for healthcare …

FDA. Treatment of serious or severe infections caused by susceptible strains of MRSA. Initial therapy when MRSA is suspected. Oral vancomycin: antibiotic-associated pseudomembranous colitis caused by C. difficile and enterocolitis caused by S. aureus (including MRSA)Can be identified by a characteristic fatty acid profile on gas chromatography. Normal commensal of rodent oropharynx, even healthy pets and laboratory rats. The risk of infection after a rat bite may be as high as 10%. It may also be transmitted to humans by bite/scratch from mice, squirrels, cats, dogs, or pigs.The Johns Hopkins POC-IT ABX Guide The Unbound Plateform: (See Specific drug ... (2013) John Hopkins Antibiotic Guide: Urinary Tract Infection, Complicated(UTI).Ureaplasma urealyticum (vaginal flora) Streptococcus agalactiae (vaginal flora) Other less common or rare organisms: Treponema pallidum, Mycobacterium tuberculosis, Actinomyces israelii. PID cases attributable to N. gonorrhoeae or C. trachomatis have declined. It is estimated that < 50% of PID cases are due to either of …... Antibiotic Awareness Week in Geneva (November 18 – 24, 2019). This year's deadline to apply is September 16. Johns Hopkins Bloomberg School of Public Health

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Jun 16, 2017 ... ... Antibiotic Stewardship Program at Johns Hopkins Hospital, which guides clinicians through making wise antibiotic choices. Tamma adds that ...FDA. All forms of tuberculosis. Treatment of asymptomatic carriers of Neisseria meningitidis to eliminate meningococci from the nasopharynx. Rifampin is used to reduce the development of drug-resistant bacteria and other antibacterial drugs--used only to treat or prevent infections proven or strongly suggested to be caused by bacteria.Septic shock is a subset of sepsis in which underlying circulatory, cellular, and metabolic abnormalities are associated with a greater mortality risk than sepsis alone. [1] Both virulence of the pathogen and the host’s immunologic vulnerabilities determine the sepsis’s likelihood and outcome. Pathogens are associated with a site of ...Many viral pathogens may cause upper respiratory tract infections (URTIs), > 200 known; below is only a partial listing: Rhinovirus. Most common. Influenza virus. Coronavirus.

Borrelia burgdorferi sensu lato, agent of Lyme disease (LD) in North America. Other strains may cause LD in regions outside the U.S., e.g. B. garinii, B. afzelii in Europe. These species may not trigger positive U.S. 2-tier Lyme serologic assays but are better detected by Lyme C6 or Vlse antibody testing. There's more to see -- the rest of …Using antibiotics incorrectly can cause some bacteria to change or permit resistant bacteria to grow. These changes make bacteria stronger, so most or all antibiotic medicines no l...Presence of functional or anatomic urologic abnormalities define the infection as complicated pyelonephritis; consider management in consultation with a specialist. Acute pyelonephritis is uncommon in men absent a urinary tract abnormality. Clinical: signs and symptoms include fever, chills, flank pain, nausea, and vomiting.FDA. Treatment of serious or severe infections caused by susceptible strains of MRSA. Initial therapy when MRSA is suspected. Oral vancomycin: antibiotic-associated pseudomembranous colitis caused by C. difficile and enterocolitis caused by S. aureus (including MRSA)Part of the family Alcaligenaceae in the Burkholderiales order. May grow anaerobically. Motile, has peritrichous (meaning evenly distributed) flagella. Has been cultured using MacConkey, Mueller-Hinton, NAC and Salmonella - Shigella agars. Found widely in the environment, including soil and waters fresh and brackish.Coagulase-negative staphylococci (CoNS) are aerobic, Gram-positive coccus, occurring in clusters. Predominantly found on the skin and mucous membranes. Heterogeneous group. Catalase positive but coagulase negative ( S. aureus is coagulase positive). Major pathogens: S. epidermidis: colonies typically small, white-beige (about 1 …Access the entire. ABX Guide through the mobile app and any web browser. Johns Hopkins Guides Bundle (ABX, HIV, Diabetes, Psych) $ 79 .95. 1 year subscription. Shop now. Save 33% by combining all four Guides in one convenient app and website. Free sample topics including COVID-19 resources.Classic definition: (Petersdorf and Beson, Medicine, 1961 [27]) Fever > 38.3°C. Illness > 3 weeks. Negative evaluation with hospital workup for > 1 week. Modern definition: Temperature > 38.3°C for > 3 wks duration without a diagnosis despite 2 outpatient visits or 3 hospital days. There's more to see -- the rest of this topic is available ...Used properly, antibiotics can save lives by fighting bacterial infections. Read about how to use antibiotics and about when not to use antibiotics. Antibiotics are medicines that ...Influenza A accounted for most infections, while influenza B displayed minimal activity. Vaccine efficacy was 36% overall but ranged from 10% in those > 50 years to 51% in children 6 mos-8 years. 2022-2023, preliminary estimates by the CDC have figured 27-54 million flu illnesses, 12-26 million medical visits for flu, 300,000-650,000 flu ...The program provides evidence-based, standardized recommendations for antibiotic use at Johns Hopkins hospitals and outpatient settings. The guidelines cover antimicrobial …Feb 22, 2018 ... Sanford Guide (Dr. Crane, @ASP_PharmD) · Johns Hopkins Antibiotics Guide (@BrianOfBPharm) · An Infectious Disease Compendium: A Persiflagers Guide&nb...

Oxacillin answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web.

View topics in the Antibiotics Antibacterial Aminoglycosides section of Johns Hopkins Guides. Official website of the Johns Hopkins Antibiotic (ABX), HIV, Diabetes, and Psychiatry Guides, powered by Unbound Medicine. Johns Hopkins Guide App for iOS, iPhone, iPad, and Android included.Use of ciprofloxacin for acute sinusitis, AECB and acute uncomplicated UTIs should be avoided due recent FDA warning (Boxed warning) regarding serious and potentially permanent side effects (tendonitis and tendon rupture, peripheral neuropathy, and CNS side effects). FDA safety warning regarding fluoroquinolone use. Skin and skin …C. jejuni, spiral-shaped bacteria [ Fig] well adapted to birds (carriage is asymptomatic). Microaerophilic, member of Campylobacteriacae. Culture is usually performed using selective "CAMP" agar, with the temperature set at normal avian body temperature of 42°C rather than at 37°C. Microaerophilic conditions facilitate growth.AECB. Due to susceptible strains of Haemophilus influenzae or Streptococcus pneumoniae. Pneumocystis jiroveci pneumonia (PCP, treatment and prophylaxis) Urinary tract infections. uUTIs due to Escherichia coli, Klebsiella and Enterobacter spp, Morganella morganii, Proteus mirabilis, and Proteus vulgari.Treatment of varicella in immunocompetent pts when started within 24 hrs of onset of typical chickenpox rash (American Academy of Pediatrics does not recommend its use for treatment of uncomplicated chickenpox in healthy children) There's more to see -- the rest of this topic is available only to subscribers. Last updated: December 6, 2017.Dec 18, 2023 ... ... the largest center at the Johns Hopkins Bloomberg School of Public Health. RELATED: How Public Health Can Stem the STI Epidemic · We Need to ...Nearly always part of a mixed infection, especially with flora such as Aggregatibacter (ex Actinobacillus) actinomycetemcomitans, Eikenella corrodens, Bacteroides spp, S. aureus, Streptococcus spp. Actinomyces spp. reside on mucosal surfaces and gain access to deeper tissues via surgical procedures, trauma, etc., …Johns Hopkins POC-IT Guides. This series of comprehensive references, created by the experts at Johns Hopkins Medicine, is updated monthly and organized to let clinicians easily find information at the point-of-care. Compare pricing. Official website of the Johns Hopkins Antibiotic (ABX), HIV, Diabetes, and Psychiatry Guides, powered by …

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Meropenem answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web.Streptomycin answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web. Johns Hopkins ABX Guide. View topics in the All Topics A section of Johns Hopkins Guides. Official website of the Johns Hopkins Antibiotic (ABX), HIV, Diabetes, and Psychiatry Guides, powered by Unbound Medicine. Johns Hopkins Guide App for iOS, iPhone, iPad, and Android included. Amikacin sulfate indicated in the short-term treatment of serious infections due to susceptible organisms. [With the exception of uncomplicated UTI, aminoglycosides are generally used in combination for serious infections including treatment of Pseudomonas aeruginosa .] Bacterial septicemia (including neonatal sepsis) Respiratory tract infections.Coagulase-negative staphylococci (CoNS) are aerobic, Gram-positive coccus, occurring in clusters. Predominantly found on the skin and mucous membranes. Heterogeneous group. Catalase positive but coagulase negative ( S. aureus is coagulase positive). Major pathogens: S. epidermidis: colonies typically small, white-beige (about 1 …Lymphoma is a group of different cancers, which are known as pulmonary lymphoma when these cancers occur in the lungs, according to John Hopkins Medicine.View topics in the Antibiotics Antibacterial Aminoglycosides section of Johns Hopkins Guides. Official website of the Johns Hopkins Antibiotic (ABX), HIV, Diabetes, and Psychiatry Guides, powered by Unbound Medicine. Johns Hopkins Guide App for iOS, iPhone, iPad, and Android included. Johns Hopkins ABX Guide. View topics in the All Topics A section of Johns Hopkins Guides. Official website of the Johns Hopkins Antibiotic (ABX), HIV, Diabetes, and Psychiatry Guides, powered by Unbound Medicine. Johns Hopkins Guide App for iOS, iPhone, iPad, and Android included. It is not a comprehensive listing, but azithromycin is commonly employed in the following: Babesiosis (in combination with atovaquone) Bartonella. Diarrhea. Including Campylobacte r, traveler’s diarrhea, Shigella. Toxoplasmosis (with pyrimethamine) Meningococcal meningitis prophylaxis. Falciparum malaria (in combination with …Renal perfusion is a term used to describe blood flow to the kidneys and is commonly assessed with a test called renal scintigraphy. This test helps determine how well blood is del...CLSI recommends 7H10 and 7H11 solid media at 36°C for slow growers (and 28°C for rapid growers). Some use Löwenstein-Jensen slants as the most sensitive media. Typically, respiratory specimens treated with 0.25% N-Acetyl-L-cysteine and 1% NaOH for decontamination. Mycobacteria spp. divided into rapid growers (< 7 days) and slow … ….

O and H antigens designate Listeria serotypes. Sero-types 1/2a, 1/2b, and 4b cause almost all human infections, and serotype 4b is associated with outbreaks. Isolated from environmental sources such as water, sewerage and foodstuffs. Outbreaks may be traced to pooling drain water or food processing surfaces that are subject to poor hygienic ...AECB. Due to susceptible strains of Haemophilus influenzae or Streptococcus pneumoniae. Pneumocystis jiroveci pneumonia (PCP, treatment and prophylaxis) Urinary tract infections. uUTIs due to Escherichia coli, Klebsiella and Enterobacter spp, Morganella morganii, Proteus mirabilis, and Proteus vulgari.Enterovirus: Acute hemorrhagic conjunctivitis (AHC): an epidemic form of highly contagious conjunctivitis characterized by the sudden onset of painful, swollen, red eyes, with conjunctival hemorrhaging and excessive tearing. Caused by a picornavirus, enterovirus 70. Most commonly seen in Asia and Africa.Access up-to-date medical information for less than $1 a week. Purchase a subscription I’m already a subscriber. Browse sample topics. Sinusitis, Acute answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web.Coagulase-negative staphylococci (CoNS) are aerobic, Gram-positive coccus, occurring in clusters. Predominantly found on the skin and mucous membranes. Heterogeneous group. Catalase positive but coagulase negative ( S. aureus is coagulase positive). Major pathogens: S. epidermidis: colonies typically small, white-beige (about 1 …Download the app for evidence-based recommendations, expert analysis, and monthly updates on antimicrobial drugs and infectious diseases. Try free for 30 days and access webinars, …Fungi: (e.g., Candida spp) are less common. In community-acquired infections, the major pathogens are Enterobacterales and anaerobes. In healthcare-associated infections or recent broad-spectrum antibiotic exposure, yeast, enterococci, resistant Gram-negative organisms, and Staphylococcus aureus may be seen. There's …Enteric infections ( Proteus mirabilis infections, salmonellosis, shigellosis) Urinary tract infections. Note: ampicillin is not recommended to be used for empirically for the treatment of cystitis by IDSA guidelines due to its poor efficacy and the very high prevalence of antimicrobial resistance among Gram-negative organisms [11]. Bacterial ...We improve the public's health by training epidemiologists and advancing knowledge concerning the causes and prevention of disease and the promotion of ... Johns hopkins antibiotic guide, Instead, say antimicrobial stewards at Johns Hopkins, antibiotics should be avoided unless the resident has signs and symptoms of a true UTI. Antibiotics are inexpensive …, The Johns Hopkins ABX Guide features up-to-date, authoritative, evidenced-based information on the treatment of infectious diseases to help you make decisions at the …, Johns Hopkins Guides App: Try Free for 30 days. Carry your Hopkins Guides with you everywhere, no internet required. With Johns Hopkins Guides App Free Trial you can: Access the complete, #1 rated Antibiotic mobile app free for 30 days. Try the HIV, Diabetes, and Psych Guides. Receive monthly updates automatically to your mobile …, AECB. Due to susceptible strains of Haemophilus influenzae or Streptococcus pneumoniae. Pneumocystis jiroveci pneumonia (PCP, treatment and prophylaxis) Urinary tract infections. uUTIs due to Escherichia coli, Klebsiella and Enterobacter spp, Morganella morganii, Proteus mirabilis, and Proteus vulgari., Access up-to-date medical information for less than $1 a week. Purchase a subscription I’m already a subscriber. Browse sample topics. Otitis Externa answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web., Note: ampicillin is not recommended to be used for empirically for the treatment of cystitis by IDSA guidelines due to its poor efficacy and the very high prevalence of …, Pneumonia—Osler's "Captain of the Men of Death" and still the leading infectious cause of death in the United States—has until now received scant attention ..., Non-susceptibility to ceftriaxone is often used as a proxy for ESBL production. [6] Carbapenemases: Klebsiella pneumoniae carbapenemase, KPC (Ambler Class A): confers broad resistance and is associated with mortality rate >50%. [13] Many isolates in the U.S. are sequence type, ST258, a biologically fit lineage that is able to cause …, The program provides evidence-based, standardized recommendations for antibiotic use at Johns Hopkins hospitals and outpatient settings. The guidelines cover antimicrobial …, We improve the public's health by training epidemiologists and advancing knowledge concerning the causes and prevention of disease and the promotion of ..., The Johns Hopkins Antibiotic Guide is an evidence-based decision resource for antibiotic prescribing. It is updated monthly and available online, on mobile devices, and in print., C. jejuni, spiral-shaped bacteria [ Fig] well adapted to birds (carriage is asymptomatic). Microaerophilic, member of Campylobacteriacae. Culture is usually performed using selective "CAMP" agar, with the temperature set at normal avian body temperature of 42°C rather than at 37°C. Microaerophilic conditions facilitate growth., Enterovirus: Acute hemorrhagic conjunctivitis (AHC): an epidemic form of highly contagious conjunctivitis characterized by the sudden onset of painful, swollen, red eyes, with conjunctival hemorrhaging and excessive tearing. Caused by a picornavirus, enterovirus 70. Most commonly seen in Asia and Africa., ... (Antibiotic), JH HIV, JH Osler, JH Psychiatry and JH Diabetes Guides. Dr. Auwaerter serves as Editor-in-Chief of the ABX Guide. ... Johns Hopkins Medical ..., Access up-to-date medical information for less than $1 a week. Browse sample topics. Septic Arthritis (Native) answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web., Gram-negative, aerobic, motile bacilli of the Enterobacteriaceae family that ferments lactose and forms mucoid colonies. Twenty-two species belong to the Enterobacter genus. [11] Enterobacter spp. are commensals of the human gut and are commonly found in water, sewage, and soil., Classic definition: (Petersdorf and Beson, Medicine, 1961 [27]) Fever > 38.3°C. Illness > 3 weeks. Negative evaluation with hospital workup for > 1 week. Modern definition: Temperature > 38.3°C for > 3 wks duration without a diagnosis despite 2 outpatient visits or 3 hospital days. There's more to see -- the rest of this topic is available ..., Mar 13, 2018 ... ... how utilizing an updated, authoritative, evidence-based mobile resource like the Johns Hopkins ABX Guide can play a key role in your program., Enterococci are facultatively anaerobic Gram-positive bacteria in short chains, which grow under extreme conditions, i.e., 6.5% NaCl, pH 9.6, temperature range from 10-45°C, and in the presence of bile salts. They are not as intrinsically virulent as Staphylococcus aureus or Streptococcus pyogenes. Adhere to extracellular matrix …, PATHOGENS. Frequently polymicrobial, usually gastrointestinal flora. E. coli (22-50%), Klebsiella species (15-20%), Enterobacter species (5-10%) Enterococcus (10-20%) and anaerobes (often of unclear relevance) The pathogenic role of enterococci and anaerobes is not well defined, and empirical coverage for these organisms is not usually …, Fungi: (e.g., Candida spp) are less common. In community-acquired infections, the major pathogens are Enterobacterales and anaerobes. In healthcare-associated infections or recent broad-spectrum antibiotic exposure, yeast, enterococci, resistant Gram-negative organisms, and Staphylococcus aureus may be seen. There's …, Meropenem answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web., Produces lactic acid from glycogen, providing for a low vaginal pH. Species are often used to produce yogurt, cheese, wine and other fermented products. Most are inherently resistant to vancomycin. Lactobacilli are typically resistant to aminoglycosides, ciprofloxacin and metronidazole. L. rhamnosus and L. casei are resistant to …, Short-term treatment of infections caused by E. coli, Proteus species (indole-positive and indole-negative), Enterobacter aerogenes, Klebsiella pneumoniae, Serratia marcescens, and Acinetobacter species. Note: other aminoglycosides, including gentamicin, tobramycin, and/or amikacin, are preferred in this setting., Access to the full guidelines for Hopkins providers can be found on the Antimicrobial Stewardship Program Intranet . Syndrome Specific: Bacterial Urinary Tract Infection, Cellulitis, …, Gram-negative infections caused by Y. pestis, F. tularensis, V. cholerae, C. fetus, Brucella spp., B. bacilliformis, C. granulomatis. Prophylaxis due to P. falciparum for short-term (< 4 months) travelers to regions with chloroquine- and/or pyrimethamine-sulfadoxine-resistant strains., Johns Hopkins Pathology: Prospective Students. ... Assigned reading will guide independent or group case previewing. ... antibiotic consumption and the relationship ..., FDA. All forms of tuberculosis. Treatment of asymptomatic carriers of Neisseria meningitidis to eliminate meningococci from the nasopharynx. Rifampin is used to reduce the development of drug-resistant bacteria and other antibacterial drugs--used only to treat or prevent infections proven or strongly suggested to be caused by bacteria., Access up-to-date medical information for less than $1 a week. Purchase a subscription I’m already a subscriber. Browse sample topics. Amoxicillin + Clavulanate answers are found in the Johns Hopkins ABX Guide powered by Unbound Medicine. Available for iPhone, iPad, Android, and Web., Diaphragmatic irritation from an abscess might refer to pain in the right shoulder or result in a cough or pleural rub. Approximately 50% of patients have a solitary hepatic abscess. The majority of abscesses involve the right hepatic lobe (~75%), less commonly left (20%) or caudate (5%) lobes., Pneumonia, Community-acquired (Pediatric) View topics in the Diagnosis Respiratory Pneumonia section of Johns Hopkins Guides. Official website of the Johns Hopkins Antibiotic (ABX), HIV, Diabetes, and Psychiatry Guides, powered by Unbound Medicine. Johns Hopkins Guide App for iOS, iPhone, iPad, and Android included., Sep 1, 2022 ... Dr. Paul Auwaerter, Professor of Medicine at Johns ... Antibiotic (ABX) Guide: https ... Paul Auwaerter, Johns Hopkins School of Medicine., Definition: though a general term for inflammation, cellulitis in this module means a spreading bacterial infection of the skin. Erysipelas: superficial, sharply demarcated--nearly always group A Streptococcus. Cellulitis: deeper (subcutaneous) than erysipelas. Most cases are due to group A Streptococcus, but other streptococci are …