Robert B. Keller MD


Healthy joint vs. damaged joint

In some types of inflammatory arthritis, such as rheumatoid arthritis, the body’s immune system attacks the joint lining (synovium). This causes inflammation. Over time this inflammation can damage the cartilage and bone. It can also loosen ligaments and tendon attachments.

Nonsteroidal Anti-Inflammatory Drugs (NSAIDs)

Nonsteroidal anti-inflammatory drugs (NSAIDs) are used to relieve pain and fever and to reduce swelling and inflammation caused by injury or diseases such as arthritis. Aspirin, ibuprofen, ketoprofen, and naproxen are commonly used NSAIDs. NSAIDs may cause side effects. The most common are stomach upset, heartburn, and…

Examen de imágenes por resonancia magnética de la columna lumbar

La imagen es cortesía de Intermountain Medical Imaging, Boise, Idaho. Todos los derechos reservados. Una vista lateral de la columna lumbar muestra discos, canal espinal y raíces nerviosas normales (ver figura 1). Las raíces nerviosas normalmente flotan en el canal lleno de líquido. La figura 2 muestra una pequeña…

Lumbar Spine MRI

Image courtesy of Intermountain Medical Imaging, Boise, Idaho. All rights reserved. A side view of the lumbar spine shows normal discs, spinal canal, and nerve roots (see figure 1). Nerve roots normally float in the fluid-filled canal. Figure 2 shows a small herniated disc pushing into the canal toward nerve roots.

Worried About Using Opioids?

In the past, opioids were used only for short periods for short-term pain or for cancer pain. Many experts now also use them for longer periods to treat chronic pain. You can take these drugs, which are sometimes called narcotics or opiates, to reduce pain and increase your functioning. Examples include fentanyl…