Imaging Modalities Medical imaging is a very broad area of medicine and includes many different types of imaging modalities. These include most commonly radiography (x-ray), nuclear medicine, magnetic resonance imaging (MRI), ultrasound, elastography, tomography, positron emitted tomography (PET) and computed tomography (CT), and echocardiography. Other more advanced or exotic imaging studies include photoacoustic imaging and … Continue reading
History: 35 year old female with vaginal bleeding after 1st trimester miscarriage. This is a case of retained products of conception. Retained products of conception can occur after miscarriage, abortion, normal delivery, or after a dilatation and curretage procedure. Clinical examination and symptoms of retained products of conception are nonspecific and may mimic those that occur during the … Continue reading
History: 60 year old male with flank pain. This is a multilocular cystic nephroma, which is a benign cystic neoplasm of the kidney classically seen in young males and middle aged females. Multilocular cystic nephomas commonly herniate into the renal hilum. It is impossible to distinguish multilocular cystic nephromas from malignant cystic tumors on imaging … Continue reading
History: 60 year old male with flank pain. What is your diagnosis for this 60 year old male with flank pain? Comment and share below!
History: 5 year old boy with left scrotal pain. This is a case of epididymitis-orchitis, which is also referred to as epididymoorchitis or acute scrotum. Epididymoorchitis is an infection of the testicle and epididymis. Orchitis alone is much less common. Ultrasound is the gold standard of diagnosis, and it classically appears as hypoechoic enlargement of the … Continue reading
History: 5 year old boy with left scrotal pain. What is your differential diagnosis for these findings in this 5 year old boy with left scrotal pain? Comment and share below!
History: 14 year old boy with lump in scrotum. This is a case of a varicocele. A varicocele is dilation of the pampiniform plexus of veins due to retrograde flow in the internal spermatic vein. It is diagnosed most frequently by ultrasound criteria of vessels dilated to 2-3 mm or more. Varicoceles are seen about … Continue reading
History: 14 year old boy with lump in scrotum. What is your diagnosis for this pediatric patient with a lump in his left scrotum? Comment and share below!
History: 5 year old male with a midline neck mass. This is the appearance of a lymphatic malformation, which use to be termed “cystic hygroma.” A lymphatic malformation is a congenital malformation of lymph channels which collect into embryonic lymphatic sacs. They can virtually be found in any head and neck location, and are characteristically … Continue reading
History: 5 year old male with a midline neck mass. What is your differential diagnosis for this pediatric patient with a midline neck mass? Comment and share below! Note, doppler color images revealed no vascular flow within the mass.