Fever-related diseases
Persistent fever for 3 days with markedly elevated white blood cells.
1. Upper respiratory tract infections.
Sinusitis – with headache, runny nose, and pressure pain at the paranasal sinuses.
Tonsillitis – enlarged tonsils with purulent surface discharge.
Bronchitis —- coughing and sputum with increased lung texture seen on chest radiographs.
Pneumonia – coughing up purulent sputum, chest pain, and lamellar shadow visible on chest film.
2. Abdominal infections.
Cholecystitis – pain in the right upper abdomen, yellow scleral skin staining on physical examination, tension in the right upper abdominal muscle, occasionally palpable enlarged gallbladder.
Pancreatitis – mid-upper abdominal pain with pressure muscle tension, history of cholelithiasis, increased blood amylase.
appendicitis – localized pressure pain, rebound pain and muscle tension in the right lower abdomen
pelvic inflammatory disease – purulent vaginal discharge, significant tenderness on both sides of the parametrium on pelvic examination, often with a history of sexually transmitted diseases
Peritonitis – total abdominal pain with tenderness, rebound pain muscle tension, often due to organ perforation.
3, urinary tract infection: urinary urgency and frequency, burning sensation in urination, or painful percussion in both kidney areas, and a large number of white blood cells on urinalysis.
4, intestinal tract infection: abdominal pain and diarrhea, shortness of breath, active bowel sounds, stool routine red and white blood cells full field, consider bacillary dysentery, such as no shortness of breath, stool routine a small number of white blood cells, for enteritis.
5, early sepsis: can be caused by cholecystitis, appendicitis, pyelonephritis or severe pneumonia.
Persistent fever for more than 2 weeks, fast blood sedimentation, normal or slightly low white blood cells
1. Tuberculosis infection of the thoracic and abdominal cavities, lumbar spine, and pelvic cavity.
2, connective tissue disease such as SLE, polymyositis, dermatomyositis, STILL disease, dry syndrome, leukoaraiosis.
3.Neoplastic diseases such as lymphoma, leukemia, malignant histiocytosis, kidney cancer, liver cancer, etc.
Persistent fever for more than 2 weeks, rapid blood sedimentation, normal or slightly high white blood cells
1.Infective endocarditis.
2.Tuberculosis.
3.Brucellosis.
4.Lyme disease.
5.Erythrocytosis.
6.HIV infection and AIDS.