Fecal-oral transmission, affects children, caused by contaminated street foods
Hepatitis B (HBV)
Parenteral and sexually transmitted, affects any age
Hepatitis C (HCV)
Parenteral transmission in adults, blood borne
Hepatitis D (HDV)
Parenteral transmission in adults, blood borne
Hepatitis E (HEV)
Fecal-oral transmission, affects young adults
Hepatitis B, C, and D can become chronic
Hepatitis D can be prevented by giving Hepatitis B vaccine
Acute, Febrile, Viral Respiratory Disease
Can be caused by parainfluenza virus, respiratory syncytial virus (RSV)
Acute, Febrile, Viral Respiratory Disease
Symptoms include fever, chills, headache, general aching, malaise, anorexia, and sometimes gastrointestinal diseases
May include rhinitis, pharyngitis, tonsillitis, laryngitis, bronchitis, pneumonia, conjunctivitis, otitis media, sinusitis, and death
Influenza (Flu)
Acute, viral respiratory infection with fever, chills, headache, aches and pains throughout the body, sore throat, cough, nasal drainage
Influenza Viruses
Influenza A - causes severe symptoms and is associated with pandemics and severe disease and more localized outbreaks
Influenza C - does not cause epidemics or significant disease
Avian Influenza (Bird Flu)
Primarily a disease of birds, but can cause human disease with symptoms ranging from influenza-like symptoms to eye infections, pneumonia, acute severe respiratory distress, and other severe and life-threatening complications
Avian Influenza Viruses
Prominent subtypes are H5, H7, and H9
H5N1 is the most virulent strain
Severe Acute Respiratory Syndrome (SARS)
Viral respiratory illness with symptoms of high fever, chills, headache, general discomfort, body aches, and diarrhea
Grow rapidly and develop stalks, appearance of small cauliflowers
Genital Warts Pathogen
Caused by HPVs of Papovaviridae family of DNA viruses (human wart virus)
HPV genotypes 16 and 18 are associated with cervical cancer
HIV Infection and AIDS
Infection with the HIV virus, a single stranded RNA virus
AIDS is the late clinical stage of HIV, caused by the invasion and destruction of helper T cells leading to immunosuppression
Infectious Mononucleosis
Also called "mono" or the "kissing disease", an acute viral disease that may be asymptomatic or characterized by fever, sore throat, lymphadenopathy, splenomegaly, and fatigue
Infectious Mononucleosis Pathogen
Epstein-Barr virus (EBV), also known as herpesvirus 4, is oncogenic (cancer causing)
Mumps (Infectious Parotitis)
Characterized by fever, swelling, and tenderness of the salivary glands, can also cause orchitis, oophoritis, meningitis, mastitis, and pericarditis
Viral Hemorrhagic Diseases
Considered extremely serious acute viral illnesses with sudden onset of fever and malaise
Viral Hemorrhagic Diseases
Includes Marburg virus infection and Ebola virus
Lymphocytic Choriomeningitis
A rodent-borne viral disease that presents as aseptic meningitis, encephalitis, or meningoencephalitis, with possible complications of deafness and neurological damage
Lymphocytic Choriomeningitis Pathogen
Lymphocytic choriomeningitis virus (LCMV), a member of the family Arenaviridae
Poliomyelitis (Polio, Infantile Paralysis)
Causes a minor illness with fever, malaise, headache, nausea, and vomiting, and can lead to flaccid paralysis
Poliomyelitis Pathogen
Polioviruses, RNA viruses in the family Picornaviridae
Rabies
Fatal, acute viral encephalomyelitis of mammals with symptoms of mental depression, restlessness, headache, fever, malaise, paralysis, salivation, and spasms of throat muscles
Rabies Pathogen
Rabies virus, a bullet-shaped, enveloped RNA virus in the family Rhabdoviridae
Viral Meningitis
Also known as aseptic meningitis, a common but rarely serious condition with presence of mononuclear WBC, increased protein, normal glucose, and absence of bacteria