Conditions and treatments
- Abscess
- ACE blood test
- Acid-fast stain
- Actinomycosis
- Acute HIV infection
- Aerobic bacteria
- Agammaglobulinemia
- Amebiasis
- Amebic liver abscess
- Anaerobic bacteria
- Anthrax
- Anthrax blood test
- Anti-DNase B blood test
- Ascariasis
- Aseptic meningitis
- Aspergillosis
- Aspergillosis precipitin
- Aspiration pneumonia
- Asymptomatic bacteriuria
- Asymptomatic HIV infection
- Athlete's foot
- Atypical pneumonia
- Avian influenza
- B and T cell screen
- Babies and shots
- Bile culture
- Blastomycosis
- Blood culture
- Bone marrow culture
- Botulism
- Brain abscess
- Bronchoscopic culture
- Brucellosis
- Campylobacter serology test
- Candida auris infection
- Candida infection of the skin
- Capillary nail refill test
- Cat-scratch disease
- Cerebrospinal fluid (CSF) culture
- Chagas disease
- Chancroid
- Chiggers
- Chlamydia
- Chlamydia infections in women
- Chlamydial infections - male
- Cholera
- Chronic granulomatous disease
- CMV - Immunocompromised Host
- CMV blood test
- CMV pneumonia
- CMV retinitis
- Coccidioides complement fixation
- Coccidioides precipitin test
- College students and the flu
- Colorado tick fever
- Complement fixation test to C burnetii
- COVID-19 antibody test
- COVID-19 symptoms
- COVID-19 vaccines
- COVID-19 vaccines for children ages 6 months and older
- COVID-19 virus test
- Creeping eruption
- Cryptococcosis
- Cryptosporidium enteritis
- CSD skin test
- CSF coccidioides complement fixation test
- CSF smear
- CSF-VDRL test
- Culture - colonic tissue
- Culture - duodenal tissue
- Culture-negative endocarditis
- Cysticercosis
- Cytomegalovirus (CMV) Infection
- Dengue fever
- Diphtheria
- Diskitis
- Disseminated tuberculosis
- Donovanosis (granuloma inguinale)
- DTaP (diphtheria, tetanus, and pertussis) vaccine - what you need to know
- E coli enteritis
- Ear drainage culture
- Early symptomatic HIV infection
- Ebola virus disease
- Echinococcosis
- ECHO virus
- Ehrlichiosis
- ELISA blood test
- Empyema
- Encephalitis
- Endemic
- Endocarditis
- Endocarditis - children
- Endocervical culture
- Endocervical Gram stain
- Enterotoxin
- Epidural abscess
- Epstein-Barr virus antibody test
- Erysipelas
- Esophageal culture
- ESR
- Familial Mediterranean fever
- Fecal culture
- Fecal smear
- Fibrinopeptide A blood test
- Fish tapeworm infection
- Flu
- Food poisoning
- FTA-ABS blood test
- Fungal arthritis
- Gallium scan
- Gangrene
- Gas gangrene
- Gastric tissue biopsy and culture
- Genital herpes
- Genital sores - male
- Giardia infection
- Gonococcal arthritis
- Gonorrhea
- Gram stain
- Gram stain of skin lesion
- Gram stain of tissue biopsy
- Gram stain of urethral discharge
- Gram-negative meningitis
- Granulocyte
- Gumma
- H influenzae meningitis
- H1N1 influenza (Swine flu)
- Haemophilus influenzae Type b (Hib) vaccine - what you need to know
- Hand-foot-mouth disease
- Hantavirus
- Hemolytic-uremic syndrome
- Hepatitis
- Hepatitis A
- Hepatitis A - children
- Hepatitis A vaccine
- Hepatitis A vaccine - what you need to know
- Hepatitis B
- Hepatitis B - children
- Hepatitis B Vaccine - What You Need to Know
- Hepatitis C
- Hepatitis C - children
- Hepatitis D (Delta agent)
- Hepatitis virus panel
- Hereditary angioedema
- Herpes - oral
- Herpes - resources
- Herpes viral culture of lesion
- Herpetic stomatitis
- Histoplasma complement fixation
- Histoplasma skin test
- Histoplasmosis
- Histoplasmosis - acute (primary) pulmonary
- Histoplasmosis - disseminated
- HIV infection
- HIV/AIDS
- HIV/AIDS - resources
- HIV/AIDS in pregnant women and infants
- Hookworm infection
- Hospital-acquired pneumonia
- HPV (Human Papillomavirus) Gardasil Vaccine®
- HPV (Human Papillomavirus) vaccine - what you need to know
- HPV DNA test
- HPV vaccine (Human Papillomavirus) Cervarix®
- Immunoelectrophoresis - blood
- Immunofixation blood test
- Impetigo
- Indium-labelled WBC scan
- Infant botulism
- Infectious diseases
- Infectious endocarditis
- Infectious esophagitis
- Influenza (Flu) Vaccine (Inactivated or Recombinant): What You Need to Know
- Influenza (Flu) Vaccine (Live, Intranasal): What You Need to Know
- Jock itch
- Joint fluid culture
- Joint fluid Gram stain
- Kaposi sarcoma
- Kuru
- Lactic acid test
- Legionnaire disease
- Leishmaniasis
- Lepromin skin test
- Leprosy
- Leptospirosis
- Leukoplakia
- Listeriosis
- Live zoster (shingles) vaccine, ZVL - what you need to know
- Ludwig angina
- Lyme Disease
- Lyme disease blood test
- Lymph node culture
- Lymphadenitis
- Lymphangitis
- Lymphatic obstruction
- Lymphofollicular hyperplasia
- Lymphogranuloma venereum
- Lymphoid hyperplasia
- Malaria
- Measles
- Mediastinitis
- Meningitis
- Meningitis - cryptococcal
- Meningitis - tuberculous
- Meningococcal ACWY Vaccine - What You Need to Know
- Meningococcal meningitis
- Meningococcemia
- Methicillin-resistant Staphylococcus aureus (MRSA)
- MMR (Measles, Mumps, and Rubella) Vaccine - What You Need to Know
- MMRV (Measles, Mumps, Rubella, and Varicella) Vaccine - What You Need to Know
- Molluscum contagiosum
- Monkeypox
- Mononucleosis
- Mononucleosis spot test
- Mucormycosis
- Mumps
- Mycobacterial culture
- Mycoplasma pneumonia
- Myocarditis - pediatric
- Nasopharyngeal culture
- Necrotizing soft tissue infection
- Neurosyphilis
- Nitroblue tetrazolium blood test
- Nocardia infection
- Noma
- Osteomyelitis
- Osteomyelitis in children
- Parainfluenza
- Parapneumonic pleural effusion
- Pelvic inflammatory disease (PID)
- Perianal streptococcal cellulitis
- Pericardial fluid culture
- Pericardial fluid Gram stain
- Perichondritis
- Periorbital cellulitis
- Perirenal abscess
- Peritoneal fluid culture
- Peritonitis
- Pertussis
- Pets and the immunocompromised person
- Pharyngitis - viral
- Pinworm test
- Pinworms
- Plague
- Pleural fluid analysis
- Pleural fluid culture
- Pleural fluid Gram stain
- Pleurisy
- Pneumococcal conjugate vaccine (PCV13) - What you need to know
- Pneumococcal meningitis
- Pneumococcal polysaccharide vaccine (PPSV23) - what you need to know
- Pneumocystis jiroveci pneumonia
- Pneumonia - weakened immune system
- Pneumonia in Children - Community Acquired
- Polio
- Polio vaccine - what you need to know
- PPD skin test
- Prostatitis - bacterial
- Psittacosis
- Pubic lice
- Pulmonary actinomycosis
- Pulmonary aspergilloma
- Pulmonary nocardiosis
- Pulmonary Tuberculosis
- Pulse - bounding
- Pyogenic liver abscess
- Q fever
- Rabies
- Rat-bite fever
- Recombinant zoster (shingles) vaccine, RZV - what you need to know
- Recovering after stroke
- Rectal culture
- Relapsing fever
- Reportable diseases
- Rheumatic fever
- Rickettsialpox
- Rocky Mountain spotted fever
- Roseola
- Rotavirus antigen test
- Rotavirus vaccine - what you need to know
- Routine sputum culture
- RPR test
- RSV antibody test
- Rubella
- Salmonella enterocolitis
- Scalded skin syndrome
- Scarlet fever
- Schistosomiasis
- Screening and diagnosis for HIV
- Scrofula
- Secondary infections
- Sepsis
- Septic arthritis
- Septic shock
- Septicemia
- Serogroup B Meningococcal Vaccine (MenB) - What You Need to Know
- Serology for brucellosis
- Serum herpes simplex antibodies
- Severe acute respiratory syndrome (SARS)
- Shigellosis
- Shingles
- Skin lesion of blastomycosis
- Skin lesion of coccidioidomycosis
- Skin lesion of histoplasmosis
- Skin or nail culture
- Sleeping sickness
- Small bowel tissue smear/biopsy
- Small intestine aspirate and culture
- Smallpox
- Smear of duodenal fluid aspirate
- Spinal cord abscess
- Spores
- Sporotrichosis
- Sputum fungal smear
- Sputum Gram stain
- Sputum stain for mycobacteria
- Staphylococcal meningitis
- Stool Gram stain
- Stool ova and parasites exam
- Streptococcal screen
- Strongyloidiasis
- Swimmer's ear
- Swollen lymph nodes
- Syphilis
- Syphilitic aseptic meningitis
- T-cell count
- Tabes dorsalis
- Tapeworm infection - beef or pork
- Tapeworm infection - hymenolepsis
- Td (tetanus, diphtheria) vaccine - what you need to know
- Tdap (tetanus, diphtheria and pertussis) vaccine - what you need to know
- Tetanus
- Throat swab culture
- Thrush - children and adults
- Tick paralysis
- Tick removal
- Toxic shock syndrome
- Toxins
- Toxoplasma blood test
- Toxoplasmosis
- Traveler's diarrhea diet
- Traveler's guide to avoiding infectious diseases
- Trichinosis
- Trichomoniasis
- Tuberculous arthritis
- Tuberculous pleural effusion
- Tularemia
- Tularemia blood test
- Typhoid fever
- Typhus
- Urethral discharge culture
- Urine culture
- Urine culture - catheterized specimen
- Vaccines (immunizations)
- Vaginismus
- Valley fever
- Varicella (Chickenpox) Vaccine - What You Need to Know
- VDRL test
- Venipuncture
- Viral arthritis
- Viral pneumonia
- Visceral larva migrans
- Waterhouse-Friderichsen syndrome
- West Nile virus infection
- Whipple disease
- Whipworm infection
- Yaws
- Yellow fever
- Your child and the flu
- Your child's first vaccines
- Zika virus disease