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Weill-Marchesani syndrome 1
Weill-Marchesani syndrome (WMS) is a connective tissue disorder characterized by abnormalities of the lens of the eye, short stature, brachydactyly, joint stiffness, and cardiovascular defects. The ocular problems, typically recognized in childhood, include microspherophakia (small spherical lens), myopia secondary to the abnormal shape of the lens, ectopia lentis (abnormal position of the lens), and glaucoma, which can lead to blindness. Height of adult males is 142-169 cm; height of adult females is 130-157 cm. Autosomal recessive WMS cannot be distinguished from autosomal dominant WMS by clinical findings alone. [from GeneReviews]
Weill-Marchesani syndrome 2, dominant
Weill-Marchesani syndrome 3
Lethal Kniest-like syndrome
Silverman-Handmaker dyssegmental dysplasia (DDSH) is a lethal autosomal recessive skeletal dysplasia with anisospondyly and micromelia. Individuals with DDSH also have a flat face, micrognathia, cleft palate and reduced joint mobility, and frequently have an encephalocele. The endochondral growth plate is short, the calcospherites (spherical calcium-phosphorus crystals produced by hypertrophic chondrocytes) are unfused, and there is mucoid degeneration of the resting cartilage (summary by Arikawa-Hirasawa et al., 2001). [from OMIM]
Weill-Marchesani 4 syndrome, recessive
Microspherophakia
Microspherophakia (MSP) is a rare disease characterized by smaller and more spherical lenses than normal bilaterally, an increased anteroposterior thickness of the lens, and highly myopic eyes. Lens dislocation or subluxation may occur, leading to defective accommodation (summary by Ben Yahia et al., 2009). Microspherophakia may occur in association with ectopia lentis and glaucoma, Marfan syndrome (MFS; 154700), and Weill-Marchesani syndrome (WMS; 277600). [from OMIM]
Giant melanosomes in melanocytes
The presence of large spherical melanosomes (1 to 6 micrometer in diameter) in the cytoplasm of melanocytes. [from HPO]
Weill-Marchesani syndrome
Lentiglobus
Exaggerated curvature of the lens of the eye, producing an anterior or posterior spherical bulging. [from HPO]
Spherophakia
Spherophakia is a rare congenital condition that presents with weak zonules around a more spherical crystalline lens with an increased anteroposterior thickness of the lens, and highly myopic eye. The lens zonules are developmentally hypoplastic and abnormally weak and due to non-attachment of the posterior zonules to the equatorial zone of the lens, the lens changes its normal shape to spherical. [from HPO]
Dacryocystitis-osteopoikilosis syndrome
An exceedingly rare autosomal dominant disorder reported in only a few patients to date with characteristics of dacryocystitis due to lacrimal canal stenosis and osteopoikilosis (demonstrated radiologically as discrete spherical osteosclerotic lesions of 2-10 mm in diameter). [from SNOMEDCT_US]
Iris flocculi
Multiple cysts along the pupillary margin that appear as spherical or tear-drop-shaped pigmented lesions or wrinkled masses emerging from the pupillary border of the iris. [from HPO]
Fetal pyelectasis
Mild pyelectasis is defined as a hypoechoic spherical or elliptical space within the renal pelvis that measures at least 5mm and not more than 10 mm. The measurement is taken on a transverse section through the fetal renal pelvis using the maximum anterior-to-posterior measurement. [from HPO]
Digestive duplication
A spherical hollow structure with a smooth muscle coat, lined by a mucous membrane, and attached to any part of the gastrointestinal tract, from the base of the tongue to the anus. [from HPO]
Lipoma of the tongue
A lipoma localized to the tongue. May present as a nontender, soft, spherical mass of the tongue. [from HPO]
Juvenile colonic polyposis
The presence of more than 5 juvenile polyps of the colon. The term juvenile polyps refer to a special histopathology and not the age of onset as the polyp might be diagnosed at all ages. The juvenile polyp has a spherical appearance and is microscopically characterized by overgrowth of an oedematous lamina propria with inflammatory cells and cystic glands. [from HPO]
Juvenile gastrointestinal polyposis
The presence of multiple juvenile polyps in the stomach and intestine. The term juvenile polyps refer to a special histopathology and not the age of onset as the polyp might be diagnosed at all ages. The juvenile polyp has a spherical appearance and is microscopically characterized by overgrowth of an oedematous lamina propria with inflammatory cells and cystic glands. Juvenile polyps are a specific type of hamartomatous polyps. [from HPO]
Esophageal duplication cyst
A rare, congenital, non-syndromic esophageal malformation characterized by tubular or spherical cystic masses that have a double layer of surrounding smooth muscle lined with squamous or enteric epithelium, and are continuous or contiguous to the esophagus. The cyst is typically distally located and may or may not communicate with the esophageal lumen. Most become symptomatic presenting with a wide range of symptoms including dysphagia, non-productive cough, chest pain or failure to thrive. Others like palpitations due cardiac arrhythmia, thoracic back pain, and fever due to mediastinitis, have also been reported. [from ORDO]
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