23 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... ("Terry Thomas sign ... box, pain with wrist ... #Dissociation #TerryThomas ... #Wrist #Scaphoid
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... reactants are also ... Stimulation of nerve ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
: - Catch-all term ... lesions may start as ... - Pathophysiology ... Ill-appearing, vital sign ... Targetoid #Algorithm #Differential
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
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... of UMN and LMN signs ... EMG: LMN Signs in ... conditions listed in differential ... activity between nerve
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
lumbar spine Signs ... damage to sacral nerves ... • As soon as ... Syndrome #MSK #pathophysiology ... diagnosis #symptoms #signs
Non-Infective Endocarditis (NBTE / Marantic Endocarditis)
Non-infective endocarditis is also known as: Non-bacterial thrombotic endocarditis (NBTE), Aseptic
endocarditis is also ... embolize • Cannot differentiate ... absent How can we differentiate ... pathognomonic signs ... Marantic #diagnosis #pathophysiology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... threat Cranial Nerves ... horizontal movements; also ... • Examine for signs
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
inflammation of all ... - Impinges on nerves ... Orbital #Cellulitis #pathophysiology ... ophthalmology #diagnosis #signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
damaged BRB appears as ... inner retinal nerve ... arterioles causes optic nerve ... #Retinopathy #pathophysiology ... ophthalmology #diagnosis #signs