33 results
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... MeralgiaParesthetica #MSK ... pathophysiology #differential ... #diagnosis #signs
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology ... Nonsurgical abdominal pain ... #management #signs
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
visceral organ or nerve ... root Symptoms ... #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... ) • Systemic symptoms ... brain lesion • CNS ... ) • Temporal arteritis ... #neurology #PHANTOMS
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
of the Hip • Arthritis ... Superior gluteal nerve ... Sacroiliac Joint Pain ... #signs #diagnosis ... #msk
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic ... symptoms suggest ... a mass as the cause ... #Causes #Ophthalmology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... of the abducens nerve ... #Infections #differential ... #diagnosis #AIDS
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
lumbar spine Signs ... damage to sacral nerves ... CaudaEquina #Syndrome #MSK ... pathophysiology #diagnosis ... #symptoms #signs
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Autonomic symptoms ... Trochlear headache • CNS ... the trigeminal nerve ... #diagnosis #ophthalmology ... #Neurology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
temporal (giant cell) arteritis ... dissection: unilateral pain ... thrombophilia, neurologic ... signs/symptoms ... postpartum #Diagnosis