Chapter 084 Head and Neck Cancer (Part 1) pps

Chapter 084. Head and Neck Cancer (Part 1) pps

... Chapter 084. Head and Neck Cancer (Part 1) Harrison's Internal Medicine > Chapter 84. Head and Neck Cancer Head and Neck Cancer: Introduction Epithelial carcinomas of the head and ... cis-retinoic acid have not been shown to prevent head and neck cancers (or lung cancer) and may increase the risk in active smokers. Some head and neck cancers may have a viral etiology. The DNA ... in the head and neck area, the lung, or the esophagus. Rarely, patients can develop a radiation therapyâ€“induced sarcoma after having undergone prior radiotherapy for a head and neck cancer. ...

Chapter 084. Head and Neck Cancer (Part 5) pps

... Chapter 084. Head and Neck Cancer (Part 5) Head and Neck Cancer: Treatment Patients with head and neck cancer can be categorized into three clinical ... chemotherapy and radiation therapy are given simultaneously rather than sequentially. Because most patients with head and neck cancer develop recurrent disease in the head and neck area, this ... with metastatic disease, and over half of patients with locoregionally advanced disease have recurrence, 20% outside the head and neck region. Patients with recurrent and/ or metastatic disease...

Chapter 084. Head and Neck Cancer (Part 2) ppt

... advanced neck lymph node disease. Modern imaging techniques may increase the number of patients with clinically detectable distant metastases in the future. Chapter 084. Head and Neck Cancer (Part ... early symptom of laryngeal cancer, and persistent hoarseness requires referral to a specialist for indirect laryngoscopy and/ or radiographic studies. If a head and neck lesion treated initially ... and Neck Cancer (Part 2) Clinical Presentation and Differential Diagnosis Most head and neck cancers occur after age 50, although these cancers can appear in younger patients, including...

Chapter 084. Head and Neck Cancer (Part 3) pptx

... IVA T4a N0 M0 T4a N1 M0 T1 N2 M0 T2 N2 M0 Chapter 084. Head and Neck Cancer (Part 3) Table 84-1 TNM Classification for Head and Neck Cancer (Except Nasopharyngeal) Primary Tumor ... Larynx, muscle of tongue, Thyroid/cricoid cartilage, N3 Metastasis in a lymph node(s) >6 cm and/ or to supraclavicular fossa N3a > 6 cm N3b Extension to the supraclavicular fossa MX...

Chapter 084. Head and Neck Cancer (Part 4) pot

... T3 Tumor involves bony structures and/ or paranasal sinuses T2b N1 M0 Chapter 084. Head and Neck Cancer (Part 4) Table 84-2 Definition of TNMâ€“Nasopharynx Primary Tumor (T) Stage ... lymph node spread from nasopharynx cancer, particularly of the undifferentiated type, are different from those of other head and neck mucosal cancers and justify the use of a different ... extension and/ or involvement of cranial nerves, infratemporal fossa, hypopharynx, orbit, or masticator space T2a N2 M0 Regional Lymph Nodes (N) T2b N2 M0 The distribution and the...

Chapter 084. Head and Neck Cancer (Part 6) ppt

... usually chemotherapy with doxorubicin and/ or cisplatin. Further Readings Chapter 084. Head and Neck Cancer (Part 6) Chemoprevention β-Carotene and cis-retinoic acid can lead to the ... with human papillomavirus status in head and neck squamous cell carcinoma. Clin Cancer Res 12:701, 2006 [PMID: 16467079] Vokes E et al: Weekly carboplatin and paclitaxel followed by concomitant ... monitored. Salivary Gland Tumors Most benign salivary gland tumors are treated with surgical excision, and patients with invasive salivary gland tumors are treated with surgery and radiation therapy....

Chapter 016. Back and Neck Pain (Part 1) ppsx

... Figure 16-2 Chapter 016. Back and Neck Pain (Part 1) Harrison's Internal Medicine > Chapter 16. Back and Neck Pain Back and Neck Pain: Introduction The importance of back and neck pain ... column length (Figs. 16-1 and 16-2). The disks are largest in the cervical and lumbar regions where movements of the spine are greatest. The disks are elastic in youth and allow the bony vertebrae ... spine consists of cylindrical vertebral bodies separated by intervertebral disks and held together by the anterior and posterior longitudinal ligaments. The intervertebral disks are composed of...

Chapter 016. Back and Neck Pain (Part 3) ppsx

... nerves and nerve roots. Sitting stretches the sciatic nerve (L5 and S1 roots) because the nerve passes posterior to the hip. The femoral nerve (L2, L3, and L4 roots) passes anterior to the hip and ... spine disease. Hip pain can be reproduced by internal and external rotation at the hip with the knee and hip in flexion (Patrick sign) and by tapping the heel with the examiner's palm while ... elicited by standing the patient next to the examination table and passively extending each leg with the knee fully extended. This maneuver, which stretches the L2-L4 nerve roots and the femoral...

Chapter 016. Back and Neck Pain (Part 5) pps

... Spondylolysis and spondylolisthesisa Kyphoscoliosisa Spina bifida occultaa Tethered spinal corda Minor trauma Strain or sprain Whiplash injuryb Chapter 016. Back and Neck Pain (Part ... effort. EMG and nerve conduction studies will be normal when only limb pain or sensory nerve root injury or irritation is present. Causes of Back Pain Table 16-3 Causes of Back and Neck Pain ... osteomyelitis Spinal epidural abscess imaging of the lateral recess of the spinal canal and bony lesions and is tolerated by claustrophobic patients. While the added diagnostic value of modern...

Chapter 016. Back and Neck Pain (Part 8) ppsx

... psoriatic arthritis, and chronic inflammatory bowel disease. minimal, and large osteophytes can be seen in asymptomatic patients. Radiculopathy occurs when hypertrophied facets and osteophytes ... young age and back pain improving with exercise are characteristic. Loss of the normal lumbar lordosis and exaggeration of thoracic kyphosis develop as the disease progresses. Inflammation and erosion ... typically occurs in later life and primarily involves the cervical and lumbosacral spine. Patients often complain of back pain that is increased with movement and associated with stiffness....

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