29 results
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... absent: lower back pain ... Raise Test - Pain ... pathophysiology #differential
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... artery aneurysms Nerve ... Spinal stenosis/nerve ... #differential # ... extremity #msk #physicalexam
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... the following symptoms ... • Associated symptoms ... the tragus to differentiate ... Otolaryngology #differential
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic symptoms ... Trauma Cranial Nerve ... #DoubleVision #Differential ... Algorithm #Causes #Ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... - Autonomic symptoms ... the trigeminal nerve ... Photophobia #Headache #differential ... #diagnosis #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... @neudrawlogy #Adies ... #Pupil #PhysicalExam ... #neurology #ophthalmology
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Chronic Abdominal Pain ... Causes - Differential ... changes • Urinary symptoms ... Abdominal cutaneous nerve ... Chronic #Causes #Differential
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
- May involve symptoms ... neuropsychiatric symptoms ... Abdominal cutaneous nerve ... musculoskeletal symptoms ... #differential #
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
periorbital edema -> Pain ... extra-ocular movements -> Pain ... - Impinges on nerves ... pathophysiology #ophthalmology ... diagnosis #signs #symptoms
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Superior gluteal nerve ... tears of gluteus medius ... Sacroiliac Joint Pain ... pathophysiology #causes #symptoms