Case report from a 12-years old russian girl with pulmonary alveolar microlithiasis. The diagnosis was confirmed by histologic examination from biopsy specimen of the lung. The differential diagnosis and the histomorphology are discussed.

A 31-year-old woman had bilateral swelling of the parotid glands at 4 months of pregnancy. MR imaging showed marked enlargement of the parotid glands with increased signal on images with long repetition times. A diagnosis of polycystic disease of the parotid gland was made after biopsy and histologic examination. The radiographic and histologic features of this rare disease are discussed.

malignant melanoma has the heart metastasis rate of 50 - 71%, which seems to be the highest among other malignancies. when a patient presents with cardiac metastases of melanoma, the disease has already spread through the body and therefore hardly curable. this brief review tried to introduce this important condition and discuss its frequency, presentation, diagnosis, histologic findings and tr...

Bullous pemphigoid is an autoimmune disease of the skin characterized by large, tense bullae resulting in significant morbidity in affected individuals. The diagnosis of bullous pemphigoid may present challenges due to clinical similarities with various other bullous eruptions. Frequently, epidemiological features can provide clues to the diagnosis of bullous pemphigoid, with histologic analysi...

Marjolin's ulcer is a malignant neoplasm originating from long-standing or previously healed skin lesions. Well-differentiated squamous cell carcinoma (SCC) the most common histologic type. It an aggressive with poor prognosis and high recurrence rates. predominates in men has higher incidence fifth decade of life. The diagnosis histopathological. Surgical excision treatment choice. Early preve...

muscle. Three major histologic types are described: pleomorphic, embryonal, and alveolar.' The pleomorphic type arises from myotome-derived skeletal muscle (adult variety), the embryonal type originates from undifferentiated mcsoderm (juvenile variety), and the alveolar type is related to the embryonal type. Alveolar rhabdomyosarcoma has been reported in dogs, either as locally infiltrating or ...

AIM Odontogenic tumors, including odontogenic myxomas (OMs) are regarded as rare neoplasms in the human body. Nevertheless, they may be problematic for diagnosis and treatment planning due to possible variations between different races and countries. The aim of the current study was to present the clinicopathologic features of OM in an Iranian population over a 40-year period and compare them w...

We report a 61-year-old man with multiple colored skin papules with central crusts in an archiform and linear pattern on his forehead as well as verrucus and hyperkeratotic plaques with central perforation on hands. Histologic examination of the lesions demonstrated a narrow channel of epidermal perforation containing notrophils, basophilic debris and elastic fibers with eosinophilic degenerati...

Reports on clinical and histologic follicular alterations in patients previously diagnosed with mycosis fungoides (MF) or at the time of MF diagnosis are rare. The clinical and histologic criteria to distinguish MF associated with follicular mucinosis from follicular MF are a matter of debate. A patient is described with advanced clinical and histologic alterations predominated by follicular le...

BACKGROUND Ameloblastic carcinoma secondary type is an extremely rare and aggressive odontogenic neoplasm that exhibits histological features of malignancy in primary and metastatic sites. It arises through carcinomatous de-differentiation of a pre-existing ameloblastoma or odontogenic cyst, typically following repeated treatments and recurrences of the benign precursor neoplasm. Identification...