Create issue ticket

15 Possible Causes for Thenar Muscle Atrophy, Unilateral Arm Weakness

  • Cervical Spondylosis

    […] groups, especially in the extremities poor or pathologic tandem gait atrophy of the hand’s thenar prominence (the fleshy fat pad just superior to the thumb on the ventral[americannursetoday.com] Radiculopathy [ 4 ] Suspect this where there is unilateral neck, shoulder, or arm pain approximating to a dermatome.[patient.info] […] the following: clonus or spasticity of the lower extremities sensory changes (light touch, pinprick sensation, or temperature dysfunction) generalized weakness throughout muscle[americannursetoday.com]

  • Cervical Myelopathy

    […] groups, especially in the extremities poor or pathologic tandem gait atrophy of the hand’s thenar prominence (the fleshy fat pad just superior to the thumb on the ventral[americannursetoday.com] […] the following: clonus or spasticity of the lower extremities sensory changes (light touch, pinprick sensation, or temperature dysfunction) generalized weakness throughout muscle[americannursetoday.com]

  • Brachial Plexus Neuropathy

    The purpose of this study was to evaluate the brachial plexus (BP) dose of postmastectomy radiotherapy (PMRT) to the ipsilateral supraclavicular (ISCL) area, and report the characteristics of radiation-induced brachial plexus neuropathy (RIBPN). The BP dose of 31 patients who received adjuvant PMRT to the ISCL[…][ncbi.nlm.nih.gov]

  • Cervical Spinal Cord Tumor

    Later, spastic leg weakness develops. Deficits may be asymmetric.[merckmanuals.com] Syringobulbia may cause vertigo, nystagmus, unilateral or bilateral loss of facial sensation, lingual atrophy and weakness, dysarthria, dysphagia, hoarseness, and sometimes[merckmanuals.com] […] weakness, atrophy, and often fasciculations and hyporeflexia of the hands and arms; a deficit in pain and temperature sensation in a capelike distribution over the shoulders, arms[merckmanuals.com]

  • Brachial Plexus Neuritis

    Clinically, the thenar atrophy seems to be more prominent than the hypothenar atrophy, probably because the thenar muscles are innervated mostly by the T1 root which is more[clinicaladvisor.com] Brachial plexus neuritis (BN) is an uncommon disorder characterized by severe shoulder and upper arm pain followed by marked upper arm weakness.[diseasesatoz.com] When the brachial plexus gets inflamed or damaged, there can be pain and weakness in the shoulder, arm and hand.[hxbenefit.com]

  • Distal Myopathy Type 3

    Bilateral weakness H/o HTN , dyslipidaemia DM Weakness of the involved arm Head CT Normal Normal Neuropathic GBS [27] 18 350 Proximal Ascending paralysis Precedes a gastrointestinal[wikidoc.org] […] lower motor neuron signs Clinical diagnosis Normal Nonspecific findings of chronic denervation with reinnervation Neuropathic Stroke [26] 65 Proximal & distal Dysphagia Unilateral[wikidoc.org]

  • Mononeuritis Multiplex

    […] and weakness of the thenar muscle group.[clevelandclinicmeded.com] , in carpal tunnel syndrome, patients might complain of intermittent numbness and tingling in the median nerve distribution in the hand or, as the entrapment progresses, atrophy[clevelandclinicmeded.com]

  • Cervical Nerve Root Avulsion

    Symptoms of this type of injury are known as “stingers” or “burners” since they cause unilateral burning in the affected arm, as well as weakness, paresthesia, and the inability[pedclerk.bsd.uchicago.edu]

  • Cervical Osteoarthritis

    […] groups, especially in the extremities poor or pathologic tandem gait atrophy of the hand’s thenar prominence (the fleshy fat pad just superior to the thumb on the ventral[americannursetoday.com] , either unilateral or bilateral. 3) Muscle weakness: Depending on which nerve root gets compressed, the concerned muscles that are supplied by that nerve root gets affected[physiotherapy-treatment.com] […] affected by the pathology. a) Upper cervical spine- Headache b) Mid cervical spine- Neck pain c) Region from C4 to T2- Radiating pain; pain in shoulder girdle, shoulder and arm[physiotherapy-treatment.com]

  • Pancoast Syndrome

    This is characterized by ipsilateral shoulder and arm pain, paresthesias, paresis and atrophy of the thenar muscles of the hand, and Horners syndrome (ptosis, miosis, and[ncbi.nlm.nih.gov] Pancoast syndrome is a term used to describe unilateral shoulder and arm pain, weakness, and atrophy of hand muscles and Horner's syndrome as a result of a mass in the lung[symptoma.com] […] or bilateral neurogenic pain over the neck, trapezius, chest, shoulder and/or arm 92% of patients endorse trapezius pain upper extremity weakness, numbness and paresthesias[orthobullets.com]

Further symptoms