12 results
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... pupil with third nerve ... various types • Extraocular ... #symptoms #clues ... #differential #
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... pathophysiology #differential ... #diagnosis #signs ... #symptoms
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic symptoms ... Myasthenia Gravis Extraocular ... Trauma Cranial Nerve ... #DoubleVision #Differential
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Pain (Otalgia) - Differential ... the following symptoms ... gland tumor Clues ... • Associated symptoms ... the tragus to differentiate
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
eye including intraocular ... - Impinges on nerves ... ophthalmology #diagnosis #signs ... #symptoms
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
- May involve symptoms ... neuropsychiatric symptoms ... Abdominal cutaneous nerve ... Positive Carnett's sign ... Abdominal #Pain #differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... - Autonomic symptoms ... meningeal irritation signs ... the trigeminal nerve ... Photophobia #Headache #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... and peripheral nerves ... Presentation - Systemic Symptoms ... purpura: strong sign ... Nerves -> mononeuritis
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
of UMN and LMN signs ... fasciculations Common Symptoms ... EMG: LMN Signs in ... conditions listed in differential ... activity between nerve
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Presentation: Systemic Symptoms ... purpura: Strong sign ... muscle weakness • Nerves ... • Progressive symptoms