Misdiagnosis of food-borne foreign bodies outside of the digestive tract on magnetic resonance imaging: Two case reports.

Background: Patients with foreign bodies in the digestive tract are often encountered, but complete penetration of a foreign body through the gastrointestinal tract is rare, and the choice of imaging method is very important. Improper selection may lead to missed diagnosis or misdiagnosis.

Case Summary: An 81-year-old man was diagnosed as having a liver malignancy after he took magnetic resonance imaging and positron emission tomography/computed tomography (CT) examinations.

Incidence characteristics of testicular microlithiasis and its association with risk of primary testicular tumors in children: a systematic review and meta-analysis.

Background: To systematically evaluate the incidence characteristics of testicular microlithiasis (TM) in children and its association with primary testicular tumors (PTT).

Methods: A systematic review and meta-analysis were conducted in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-analysis (PRISMA) statement. A priori protocol was registered in the PROSPERO database (CRD42018111119), and a literature search of all relevant studies published until February 2019 was performed.

[Diagnosis and treatment of osteopetrosis complicated by osteomyelitis in maxilla and mandible: report of two cases].

Two cases of osteopetrosis complicated by osteomyelitis were reported. Their clinical symptoms, pathogenic mechanism, diagnosis and treatment were analyzed concerning study the diagnosis and treatment of the disease in the maxilla and mandible. It was found that there was a close relationship between the prognosis and inheridity ways, appropriate diagnosis and treatment methods.