Tarsal Tunnel Syndrome Caused by an Occult Schwannoma of the Posterior Tibial Nerve: Avoidance of Delay in Diagnosis

2021 ◽  
Vol 111 (1) ◽  
Author(s):  
Mehmet Burak Yalcin ◽  
Utku Erdem Ozer

Tarsal tunnel syndrome (TTS), resulting from compression of the posterior tibial nerve (PTN) within the tarsal tunnel, is a relatively uncommon entrapment neuropathy. Many cases of tarsal tunnel syndrome are idiopathic; however, some causes, including space-occupying lesions, may lead to occurrence of TTS symptoms. Schwannoma, the most common tumor of the sheath of peripheral nerves, is among these space-occupying lesions, and may cause TTS when it arises within the tarsal tunnel, and it may mimic TTS even when it is located outside the tarsal tunnel and cause a significant delay in diagnosis. The possibility of an occult space-occupying lesion compressing the PTN should be kept in mind in the differential diagnosis of TTS, and imaging studies that are usually not used in entrapment neuropathies may be of importance in such patients. This case report presents a 65-year-old woman with TTS symptoms and neurophysiologic findings secondary to an occult schwannoma of the PTN proximal to the tarsal tunnel. Avoidance of delay in diagnosis in secondary cases is emphasized.

2010 ◽  
Vol 100 (3) ◽  
pp. 209-212 ◽  
Author(s):  
Eunkuk Kim ◽  
Martin K. Childers

We describe a patient with tarsal tunnel syndrome in whom ultrasound imaging revealed compression of the posterior tibial nerve by a pulsating artery. High-resolution ultrasound showed a round pulsating hypoechoic lesion in contact with the posterior tibial nerve. Ultrasound-guided injection of 0.5% lidocaine temporarily resolved the paresthesia. These findings suggest an arterial etiology of tarsal tunnel syndrome. (J Am Podiatr Med Assoc 100(3): 209–212, 2010)


Author(s):  
EL Maqrout A ◽  
◽  
Fekhaoui MR ◽  
Boufettal M ◽  
Bassir RA ◽  
...  

The first description of tarsal tunnel syndrome is recent. Koppel in 1960 evoked the after-effects of lesions of the posterior tibial nerve. Keck in 1969 was the first to describe compression of the posterior tibial nerve by the internal annular ligament. It was a young soldier who, after intensive training, had bilateral plantar anesthesia. The opening of the internal annular ligament had allowed a total recovery in 48 hours. Our objective here is to discuss the circumstances of the diagnosis of this syndrome, to analyze its anatomical and pathological causes, to present the types of treatments followed, in the light of the literature.


1995 ◽  
Vol 16 (12) ◽  
pp. 796-799 ◽  
Author(s):  
Kenneth A. Jaffe ◽  
Jeffrey D. Wade ◽  
F. Spencer Chivers ◽  
Gene P. Siegal

Tarsal tunnel syndrome is a compressive neuropathy caused by intrinsic or extrinsic pressure on the posterior tibial nerve or one of its terminal branches. A mass in association with tarsal tunnel syndrome is most likely a benign tumor or tumor-like condition, although a more malignant tumor must be in the differential diagnosis. We report an unusual case of an extraskeletal osteosarcoma causing tarsal tunnel syndrome.


2007 ◽  
Vol 97 (2) ◽  
pp. 148-150 ◽  
Author(s):  
Sarnarendra Miranpuri ◽  
Eric Snook ◽  
David Vang ◽  
Raymond M. Yong ◽  
William E. Chagares

Tarsal tunnel syndrome is defined as a compressive neuropathy of the posterior tibial nerve in the tarsal canal. A neurilemoma is an uncommon, benign, encapsulated neoplasm derived from Schwann cells. We present a case of tarsal tunnel syndrome caused by this rare space-occupying lesion. (J Am Podiatr Med Assoc 97(2): 148–150, 2007)


Cureus ◽  
2019 ◽  
Author(s):  
Aaradhana J Jha ◽  
Chandan R Basetty ◽  
Gean C Viner ◽  
Chandler Tedder ◽  
Ashish Shah

2004 ◽  
Vol 94 (4) ◽  
pp. 400-403 ◽  
Author(s):  
Linda Shookster ◽  
Gerald I. Falke ◽  
Ivica Ducic ◽  
Christopher T. Maloney ◽  
A. Lee Dellon

In the physical examination of the patient suspected of having tarsal tunnel syndrome, the podiatric physician relies on Tinel’s sign: tapping the posterior tibial nerve in the tarsal tunnel should produce a distally radiating sensation if the nerve is pathologically compressed at this location. The American College of Rheumatology recognizes fibromyalgia as a condition characterized by multiple “tender points” on physical examination. This report compares the locations of the 18 critical diagnostic fibromyalgia points with known sites of anatomical entrapment of peripheral nerves in the lower extremity. We also describe a patient with both fibromyalgia and tarsal tunnel syndrome. Tinel’s sign in the lower extremity is a valid technique for assessing peripheral nerve compression in the patient with fibromyalgia. (J Am Podiatr Med Assoc 94(4): 400–403, 2004)


2020 ◽  
Vol 13 (12) ◽  
pp. e237670
Author(s):  
Saurabh Kumar ◽  
Ish Kumar Dhammi ◽  
Anil Kumar Jain ◽  
Pratyush Shahi

Osteochondroma of the talus is a rare entity that can cause pain, swelling, restriction of movements, synovitis and tarsal tunnel syndrome (TTS). We present three such cases with varying presentation. Case 1 presented with synovitis of the ankle along with a bifocal origin of the talar osteochondroma. Case 2 presented with TTS as a result of compression of the posterior tibial nerve. Case 3 presented with deformity of the foot. In all the three cases, the mass was excised en bloc and histologically proven to be osteochondroma. In case 3, the ankle joint was reconstructed with plate, bone graft and arthrodesis of the inferior tibiofibular joint. All the three cases had good clinical outcomes.


2019 ◽  
Vol 2 (1-3) ◽  
pp. 75-81 ◽  
Author(s):  
Marco Di Marco ◽  
Silvia Elena De Martinis ◽  
Marcello Truzzi ◽  
Roberto Viganò

A clinical case of a female patient affected by bilateral tarsal tunnel syndrome is described. The peculiarity of this case is the difference in the observed anatomopathological muscular abnormalities between the two feet. On one side, an accessory muscular venter of the toes’ long flexor was identified. On the other side, posterior tibial nerve compression was determined by an accessory venter of the hallux long flexor, associated with an abnormal venter of the toes’ long flexor, with a minor extent if compared to contralateral findings.


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