Conditions Treated by Dr. Mark A. Jonker, MD

• Anorectal Abscess
• Appendicitis
• Atelectasis
• Cholecystitis and Gallstones
• Collapsed Lung (Pneumothorax)
• Hyperparathyroidism
• Inguinal Hernia
• Intestinal Abscess
• Intestinal Obstruction
• Pleural Effusion
• Rib Fracture
• Ulcerative Colitis
• Umbilical Hernia