Condition Comments Necrotizing soft tissue infection Acute infection of the deep fascia, often with crepitus, bullae, and necrosis of the subcutaneous tissue, mixed flora Cellulitis Infection of the deep dermis…
Diagnosis Malignant? Comments Junctional nevi No Dark, flat, smooth lesions. They are occasionally hairy and develop from the basal layer of epidermis. Nevi that are located on the palms and…
Etiology Differential diagnosis Vascular Thoracic outlet syndrome, vasculitic neuropathy Infectious Medical neuropathy (e.g., leprosy, Lyme disease, HIV, hepatitis, post-herpetic neuralgia) Neoplastic Pancoast tumor invading brachial plexus, intracranial neoplasm, peripheral nerve…
Condition Comments K – congenital Thyroglossal duct cyst Midline mass, moves with tongue protrusion; may become infected; most common congenital neck anomaly Branchial cleft cyst Lateral to midline; at risk…
Fig. 24.1 (a) Lateral radiograph and (b) computed tomographic scan (Reprinted from Youmans Neurological Surgery, Vollmer DG, Eichler ME, Jenkins III, AL, Assessment of the cervical spine after trauma, pp….
Diagnosis Description Characteristics Thyroglossal duct cyst Congenital persistence of thyroglossal duct Well-defined, smooth neck mass located in the midline, above the cricoid cartilage; elevates with tongue protrusion (swallowing) Multi-nodular goiter…
Disease Etiologies Risk factors Clinical presentation Diverticulosis (30–50 %) Arterial bleed from vasa recta at base of diverticula Advanced age, lack of fiber, obesity Painless bright red blood per rectum…
Diagnosis History and physical Acute otitis media (AOM) Otalgia, fever, bulging and erythematous TM with decreased mobility, poor light reflex; duration < 3 weeks Otitis media with effusion (OME) Middle ear effusion…
Fig. 2.1 Upright abdominal x-ray showing air-fluid levels consistent with small bowel obstruction Diagnosis What Is the Differential Diagnosis and What Clues on History and Physical Exam Might Direct you…
Condition Comments Aortic dissection Acute, tearing chest pain radiating to the back, associated with hypertension, Marfan’s; can present with stroke, MI, tamponade, acute aortic insufficiency; CXR-wide mediastinum Aortic regurgitation Diastolic…
