BACKGROUND Seromucinous hamartoma, a type of epithelial hamartoma, is a rare benign glandular proliferation of the sinonasal tract and nasopharynx. Herein, we present 2 rare cases of seromucinous hamartoma arising in the nasal cavity medial to the middle turbinate. METHODS AND RESULTS This is a case report of 2 patients diagnosed with seromucinous hamartoma of the nasal cavity and a review of...

BACKGROUND Retrorectal cystic hamartomas, or tailgut cysts, are rare congenital lesions that typically present as presacral masses. These lesions are frequently clinically unrecognized and misdiagnosed. Malignant change is extremely rare. Only 10 additional cases with associated malignancy were recovered from the literature. We describe the clinicopathologic features of 5 cases, including 2 cas...

Multimodal Imaging of... Klin Monatsbl Augenheilkd hamartoma or the splenic hamartoma. The exact incidence of retinal astrocytic hamartoma (RAH) is not well known, but it is estimated at one case per 100000 births per year [1]. The astrocytic hamartoma is a neuroglial tissue and produces astrocytes within the optic nerve [2], and consequently it often appears within papillary region. Congenital...

RATIONALE Endobronchial hamartoma, the most common benign lung tumor, is located in the bronchus, and it easily mimics lung cancer or bronchial metastasis. Endobronchial hamartoma can cause coughing, hemoptysis, and pulmonary infection; thus, it should be treated right away by surgery or fiberoptic bronchoscopy. PATIENT CONCERNS We report a rare case of endobronchial hamartoma in which the cl...

BACKGROUND Apocrine mixed tumor is usually found in parotid glands. Its cutaneous counterpart is rare and its occurrence in the eyelids is even rarer. CASE PRESENTATION This study reports an apocrine mixed tumor of the upper left eyelid in a 68 year-old lady with a history of breast cancer. This mass appeared about 3 years ago, as a slowly growing small nodule, and was completely excised. On ...

Hamartoma of the bladder is an unusual entity described in only eleven patients to date. It may present as painless hematuria, irritative urinary tract symptoms, or inability to void or it may be diagnosed incidentally. Hamartoma of the bladder may be isolated or occur as part of a syndrome. No isolated bladder hamartoma to date has shown malignant potential. We describe here a bladder hamartom...

AIMS To review 25 cases of breast hamartoma and discuss the pathological criteria, and the usefulness of imaging modalities, fine needle aspiration cytology (FNAC), and needle core biopsy in the diagnosis. METHODS The hamartomas were assessed for interlobular fibrotic stroma, stromal adipose tissue content, pseudo-angiomatous stromal hyperplasia, and epithelial changes (hyperplasia, adenosis ...

Introduction: Mesenchymal hamartoma of liver (MHL) is the second most common benign liver tumor in children. This tumor typically presents as a large benign cystic mass, solid or mix in children less than three years. Prenatally, it may grow quickly to an abnormal size that may lead to death or hydrops. Prenatal suspicion arises by increasing maternal serum α-FP or HCG and polyhydroamnious and ...

We report a rare case of 9-month-old girl who presented with a choking episode and was found to have an incidental finding of a lung cyst and iron deficiency anemia leading to the diagnosis of pleuropulmonary blastoma (PPB) and a jejunal hamartoma. Our patient is the eighth that has been reported with the association of PPB with jejunal hamartoma and the first one in the radiological literature...