Angioimmunoblastic T-cell lymphoma (AITL) is a rare lymphoid malignancy with dismal prognosis. We conducted a large population-based study using the Surveillance, Epidemiology, and End Results (SEER) database (1973â2010) to determine the temporal survival trends and prognostic factors of AITL patients.
Hepatitis B is considered to be contagious between people. Generally the infectious agent may be transmitted by saliva, air, cough, fecal-oral route, surfaces, blood, needles, blood transfusions, sexual contact, mother to fetus, etc. Hepatitis B, although infectious, is not a genetic disease.It is not caused by a defective or abnormal gene. The contagious disease, Hepatitis B, can be transmitted: 1  by sexual conduct between people. 2  from person to person by blood. 3  from the mother to her fetus.he contagious disease, Hepatitis B, can be transmitted: 1  by sexual conduct between people. 2  from person to person by blood. 3  from the mother to her fetus.
Any kind of bacterial or viral pneumonia has the potential to be contagious, but Mycoplasma pneumoniae and tuberculosis are two types of bacterial pneumonia that are highly contagious. Breathing in infected droplets that come from patients who are coughing or sneezing can spread the disease to others.