First, the infusion speed

1. For bladder irrigation, the dropping speed is 60-80d/ min.

2. The postoperative drip rate of patients with acute heart failure and lung cancer is 20-30 days/min.

3. The uterine contraction is weak, and the dropping speed of oxytocin is 40d/ min.

4. When suppurative osteomyelitis begins to drain, the dripping speed is 50-60d/ min.

Second, diseases infected by streptococcus.

1, rheumatic valvular disease: group A hemolytic streptococcus.

2. Acute glomerulonephritis in children: Group A β hemolytic streptococcus.

3, scarlet fever, rheumatic fever: Group A hemolytic streptococcus.

4. Acute cellulitis: hemolytic streptococcus.

5. Acute lymphangitis and lymphadenitis: Streptococcus pyogenes.

6. Subacute bacterial endocarditis: Streptococcus viridis.

Third, the tumor is the most.

1, hysteromyoma: the most common benign tumor in gynecology.

2. Cervical cancer: the most common malignant tumor in gynecology.

3. Ovarian cancer: the tumor with the highest mortality rate in gynecology.