59 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... to the radial nerve ... axillary nerve ... Dermatomes #Myotomes #diagnosis
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... of Facial Nerve ... the commonest cause ... Neurology #Signs #Symptoms ... #Diagnosis
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Differential Diagnosis ... Tumor Cranial nerve ... the following symptoms ... • Associated symptoms ... #differential #diagnosis
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... • Neurologic symptoms ... a mass as the cause ... Migraine is a diagnosis ... #Algorithm #Causes
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
inner retinal nerve ... optic nerve swelling ... ophthalmology #diagnosis ... #signs #symptoms ... #complications
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... spine Signs / Symptoms ... / Complications ... damage to sacral nerves ... pathophysiology #diagnosis
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
Alzheimer's (99% of cases ... chromosome 21) Signs / Symptoms ... / Complications ... pathophysiology #geriatrics #diagnosis ... #signs #symptoms
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Myopathy (Also caused ... Musculoskeletal #Complications ... pathophysiology #signs #symptoms ... #diagnosis
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Hard Exudates • Nerve ... more superficial nerve ... retinal ischemia causes ... ophthalmology #diagnosis ... #complications
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... disorder of the optic nerve ... caused by inflammation ... • Cephalic symptoms ... Ophthalmology #Diagnosis