Unlike the venous compression associated with larger popliteal artery aneurysms, which frequently is associated with deep vein thrombosis, the venous compression caused by the moderate sized (greater than 2 cm and less than 3 cm) aneurysms in the reported cases is not associated with thrombosis. The extrinsic compressive effect of these moderate sized popliteal artery aneurysms on the adjacent vein is shown to vary with the patient's leg position. Three of the four patients with unilateral leg swelling discussed here had bilateral popliteal artery aneurysms. In these cases, the contralateral leg had a small popliteal aneurysm (less than 2 cm) and no leg swelling was present. The cases suggest that popliteal artery aneurysm size is an important factor in determining the type of venous obstruction that results from the extrinsic compression of the ipsilateral popliteal vein. The described phenomenon of a popliteal artery aneurysm having the effect of restricting flow in the ipsilateral popliteal vein must be included as a differential diagnosis among the causes of unilateral leg swelling in the absence of deep vein thrombosis.
Upper extremity deep vein thrombosis is an extremely important clinical entity with potential for considerable morbidity and mortality. A 64-year-old woman was brought to the emergency department with complaints of left upper limb and neck swelling for 4 days. Ultrasonography of the neck showed thrombosis of the left internal jugular and other surrounding veins associated with local lymphadenopathy. Computed tomography (CT) of the neck also showed a hypodense 0.6 cm × 0.8 cm × 1.2 cm lesion in the right middle lobe bronchus, causing complete occlusion and collapse of the right middle lobe of the lung. Fine-needle aspiration cytology and a lymph node biopsy showed nongranulomatous lymphadenitis. The patient was started on fondaparinux 10 mg subcutaneously once daily. She was discharged on oral anticoagulants for 6 months. Repeat CT scan after 6 months showed dissolution of the lesion and reexpansion of the right lung.
INTRODUCTION: Breast cancer is the most common cancer impacting 2.1 million women each year and also relates to the most cancer related deaths in women. In 2018, it was estimated that 627,000 women died from breast cancer which approximates to 15 % of all cancer related deaths among women [1]. The triple test– clinical examination, mammography and core biopsy helps in differentiating benign and malignant lesions. Histopathological examination is considered being the gold standard test for confirming malignant lesions and forms the basis of management. AIM: To assess sensitivity of mammogram with ultrasonography in diagnosing various breast lesions and to correlate the categorized breast lesions (BI-RADS) with histopathology reports and thereby obtain specificity and NPV of evaluation using Mammogram and ultrasonography. STUDY DESIGN: Retrospective analytical study. Study Period: July 2018 – July 2019. METHODS: The results of ultrasonography and mammography of 72 cases diagnosed clinically with breast lesions over the period of one year in tertiary health care hospital were compared with histopathology reports. RESULTS: The mean age of the patients was 45.65 ± 3.19. Our results showed that in histopathology reports in 20 patients (27.78%) were malignant, 51 cases (70.83%) had benign disease and 1 case 1.39% was borderline malignant. Fibroadenoma was the commonest benign lesion whereas infiltrating ductal carcinoma was the most common malignant lesion. Breast Imaging – Reporting and Data System (BIRADS) by mammogram revealed category II in 54.1%, III in 20.8%, IV in 16.6% and V in 8.3%. The specificity of mammography alone in diagnosing malignant breast lesions was 90.1%. When combined (ultrasound and mammogram), the specificity in diagnosing malignant breast lesion was 98.5% CONCLUSION: Mammography and sono-mammogram plays an important role in the diagnostic and surgical management of breast lesions with correlative histopathology evaluation. The diagnostic accuracy shows significant improvement when mammogram was combined with ultrasound correlation and thereby improving sensitivity and specificity of diagnosing malignant breast lesions.
For meniscal injuries, MRI has been proven to be an excellent modality in imaging. Various MRI signs have been described to detect displaced meniscal injuries, specically the bucket-handle tears. Although these signs are useful in identifying meniscal injuries, they have also been linked to a number of pitfalls. The presence of a linear hypointense soft tissue anterior to the ACL, which indicated the ipped bucket-handle rupture of the meniscus, is known as the double anterior cruciate ligament (ACL) sign. Asymmetrically thickened horns of the menisci due to overlaying displaced meniscal fragments cause disproportional posterior horn and ipped meniscus symptoms. We present a case in which an MRI of the knee revealed a tear and dislocation of the medial patellofemoral ligament (MPFL), vastus medialis complex, medial collateral ligament (MCL), and posterior cruciate ligament (PCL) that matched these symptoms. Internally displaced MPFL and MCLs have not yet been described as mimics for displaced meniscal fragments, to our knowledge.
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