Truco del oficio: centros de osificación del codo
¿Fractura o centro de osificación normal? Esta es una pregunta común que se escucha al ver una radiografía de un codo pediátrico. ¿Cómo recuerda el momento de los centros de...
Michelle Lin, MD |
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¿Fractura o centro de osificación normal? Esta es una pregunta común que se escucha al ver una radiografía de un codo pediátrico. ¿Cómo recuerda el momento de los centros de...
Michelle Lin, MD |
Is this coin in the esophagus or the trachea? The classic teaching for the Boards exam is: Esophageal coins appear in the coronal plane, as shown above. Tracheal coins appear in...
Michelle Lin, MD |
En la publicación más reciente de EM Clinics of North America , el Dr. Panebianco et al. discutió la evidencia detrás de las pruebas de diagnóstico para el dolor abdominal...
Michelle Lin, MD |
En el contexto de un traumatismo cerrado, es fácil pasar por alto el riesgo de que un paciente sufra lesiones cerebrovasculares cerradas (BCVI). Se trata de lesiones de las arterias...
Michelle Lin, MD |
How great would it be if you could give patients concrete numbers when you are talking about cancer risk and CT? Well, Dr. Hans Rosenberg (Univ of Ottawa) has come...
Michelle Lin, MD |
The ideal clinical decision tool has a sensitivity and specificity of 100%. You need a high sensitivity to be sure that your negative result indeed predicts a true negative. That means...
Michelle Lin, MD |
Supine chest xrays have an extremely low sensitivity (12-24%) in detecting pneumothoraces. Because a pneumothorax layers anteriorly on an AP CXR film, the xray beam is perpendicular rather than...
Michelle Lin, MD |
Can you see the pneumothorax? Small pneumothoraces can be difficult to detect on chest xrays. Overlying ribs, other bony structures, and soft tissue can obscure subtle findings. For a patient...
Michelle Lin, MD |
Often times, I get called to triage to help decide whether a patient should be sent to Radiology for an initial x-ray after injuring their knee, ankle, and/or foot. After...
Michelle Lin, MD |
With increasing awareness of CT’s irradiation risk, I thought I would review a classic 2001 article from the New England Journal of Medicine. Head CT’s previously were commonly performed prior...
Michelle Lin, MD |
Ankle fractures are a common injury diagnosed in the Emergency Department. Being able to speak Ortho-ese (i.e. the language of orthopedists) is invaluable in consulting the orthopedist over the phone....
Michelle Lin, MD |
Find the fracture in this patient with blunt knee trauma. As a general rule, plain films are insensitive in ruling out orthopedic injuries. One particularly tricky area is the knee....
Michelle Lin, MD |
A man recently presents with knee pain after pivoting and torquing his knee while falling. He complains of concurrent mild ankle pain. He presents with this tib-fib xray. Realizing that a...
Michelle Lin, MD |
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