What causes pyogenic flexor tenosynovitis?

Microbiology of Pyogenic Flexor Tenosynovitis As PFT is most commonly caused by penetrating trauma to the digit, the most common culprit causing PFT is skin flora. In numerous studies, Staphylococcus aureus was found in up to 75% of positive cultures.

What infections cause tenosynovitis?

What causes infectious tenosynovitis of the finger, hand, or wrist? The most common cause is an injury that lets germs inside the tendon sheath. These injuries include animal bites, human bites, and puncture wounds. Abuse of IV drugs can also be a cause.

Is tenosynovitis an autoimmune disease?

The term inflammatory tenosynovitis, in this context, refers to a noninfectious inflammatory process within the space of the tendon sheath. This can be secondary to autoimmune disorders (eg, RA and psoriatic arthritis) or crystalline deposition disorders (eg, gout, CPPD [pseudogout], and amyloidosis).

What is the most common trigger for tenosynovitis?

The most common cause of de Quervain’s tenosynovitis is chronic overuse of the wrist. Repetitive movements day after day cause irritation and pain.

How to treat pyogenic flexor tenosynovitis in hand?

Pyogenic flexor tenosynovitis is an infection of the synovial sheath that surrounds the flexor tendon. Diagnosis is made clinically with the presence of the 4 Kanavel signs. Treatment is urgent irrigation and debridement of the flexor tendon sheath with IV antibiotics.

When to go to the ER for Flexor tenosynovitis?

Pyogenic flexor tenosynovitis (PFT) represents an orthopedic emergency; tenosynovitis from other causes can undergo a less urgent workup. All patients with suspected flexor tenosynovitis should be transferred to a center capable of specialty evaluation and should be evaluated upon presentation to the emergency department (ED).

Can a horseshoe abscess be caused by pyogenic flexor tenosynovitis?

Pyogenic Flexor Tenosynovitis. of many individuals have a connection between the sheaths of the thumb and little fingers at the level of the wrist infection in one finger can lead to direct infection of the sheath on the opposite side of the hand resulting a “horseshoe abscess”.

What kind of pain does tenosynovitis cause?

Tenosynovitis is a broad term describing the inflammation of the fluid-filled synovium within the tendon sheath. It commonly manifests as pain, swelling, and contractures, depending on the etiology. The condition can affect any tendon in the body surrounded by a sheath but has a predilection for the hand, wrist, and foot.