Know Your ABCs: a Quick Guide to Reportable Infectious Diseases in Ohio
from the Ohio Administrative Code 3701-3-02 & 3701-3-13
Class A Diseases
(1) diseases of major public health concern because of the severity of disease or potential for epidemic spread -
report by telephone immediately upon recognition that a case, a suspected case, or a positive laboratory result exists
Anthrax Measles Rubella (not congenital) Viral Hemorrhagic Fever (VHF)
Botulism, foodborne Meningococcal disease Severe Acute Respiratory Syndrome (SARS) Yellow Fever
Cholera Plague Smallpox
Diphtheria
Rabies, human
Tularemia
Any unexpected
pattern of cases, suspected cases, deaths or increased incidence of any
other disease of major public health concern, because of the
severity of disease or potential for epidemic spread, which may indicate a
newly recognized infectious agent, outbreak, epidemic, related
public health hazard or act of bioterrorism.
(2) diseases of pubic health concern needing timely response because of potential for epidemic spread report by the end of the next business day after the existence of a case, a suspected case, or a positive laboratory result is known
Arboviral neuroinvasive and non-neuroinvasive disease
Eastern equine encephalitis virus disease
LaCrosse virus disease (other California serogroup virus disease)
Powassan virus disease
St. Louis encephalitis virus disease
West Nile virus disease (also current infection)
Western equine encephalitis virusdisease
Other arthropod-borne disease
Chancroid
Cyclosporiasis
Coccidioidomycosis
Dengue
E. coli O157:H7 and other enterohemorrhagic (Shiga toxin-producing) E. coli
Foodborne disease outbreaks
Granuloma inguinale
Haemophilus influenzae (invasive disease)
Hantavirus
Hemolytic uremic syndrome (HUS)
Hepatitis A
Hepatitis B, perinatal
Influenza-associated pediatric mortality
Legionnaires' disease
Listeriosis
Lymphogranuloma venereum
Malaria
Meningitis, aseptic, including viral meningoencephalitis
Mumps
Pertussis
Poliomyelitis (including vaccine-associated cases)
Psittacosis
Rubella (congenital)
Salmonellosis
Shigellosis
Staphylococcus aureus, with resistance or intermediate resistance to Vancomycin (VRSA, VISA)
Syphilis
Tetanus
Tuberculosis, including multi-drug resistant tuberculosis (MDR-TB)
Typhoid fever
Waterborne disease
outbreaks
(3) diseases of significant public health concern -- report by the end of the work week after the existence of a case, a suspected case, or a positive laboratory result is known
Amebiasis
Botulism, wound
Botulism, infant
Brucellosis
Campylobacteriosis
Chlamydia infections(urethritis, epididymitis, cervicitis, pelvic inflammatory disease, neonatal conjunctivitis and pneumonia)
Creutzfeldt-Jakob disease (CJD)
Cryptosporidiosis
Cytomegalovirus (CMV) (congenital)
Ehrlichiosis
Encephalitis, other viral
Encephalitis, post- infection
Giardiasis
Gonococcal infections (urethritis, cervicitis, pelvic inflammatory disease, pharyngitis, arthritis, endocarditis, meningitis and neonatal conjunctivitis)
Hepatitis B, non perinatal
Hepatitis C
Hepatitis D (delta hepatitis)
Hepatitis E
Herpes (congenital)
Kawasaki disease (mucocutaneous lymph node syndrome)
Leprosy (Hansen disease)
Leptospirosis
Lyme disease
Meningitis, including other bacterial
Mycobacterial disease, other than tuberculosis (MOTT)
Reye syndrome
Rheumatic fever
Rocky Mountain spotted fever (RMSF)
Streptococcal disease, group A, invasive (IGAS)
Streptococcal disease, group B, in newborn
Streptococcal toxic shock syndrome (STSS)
Streptococcus pneumoniae, invasive disease (ISP)
Toxic shock syndrome (TSS)
Toxoplasmosis (congenital)
Trichinosis
Typhus fever
Varicella
Vibriosis
Yersiniosis
Class B Disease - the number of cases is to be reported by the close of each working week
Influenza
Class C
Diseases - report an outbreak, unusual incidence, or epidemic by the end
of the next working day
Blastomycosis
Conjunctivitis, acute
Histoplasmosis
Nosocomial infections of any type
Pediculosis
Scabies
Sporotrichosis
Staphylococcal skin infections
Toxoplasmosis
Outbreak, unusual incidence, or epidemic of other infectious diseases of known etiology not categorized as Class A, Class B or Class C
Except as otherwise required for the Class A(1) diseases, reports of cases and suspect cases and positive laboratory results shall be in writing, and shall include the name and address of the case, suspect case, or person from whom the specimen was taken. A Board of Health may accept verbal reports by telephone or other electronic systems approved by the Director within the same time limitations. Reports shall include supplementary information relevant to the case or laboratory reports as needed to complete official surveillance forms provided or approved by the Director.
Cases of AIDS (acquired immune deficiency syndrome), AIDS-related conditions, HIV (human immunodeficiency virus) infection, perinatal exposure to HIV, and CD4 T-lymphocytes counts <200 or 14% must be reported on forms and in a manner prescribed by the Director.