26 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
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... commonly, 60%; also ... fracture, median nerve ... injury • ED Management ... XRay #Diagnosis #Management
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 ... activity between nerve ... neurology #diagnosis #management
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
Emphysematous Cystitis
Epidemiology:
 • Usually middle-aged diabetic women
 • Other RF: neurogenic bladder, urinary tract outlet obstruction,
compromise Clinical Signs ... be present or signs ... Pathophysiology: ... Coli, but can also ... Urine cultures also
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... : - Neuro: AMS ... WBC >100k, + lab signs ... Lysis Syndrome: • Pathophysiology ... #diagnosis #management
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Diagnosis and Management ... cases Clinical Signs ... years - May have signs ... decreased reflexes Pathophysiology ... should be done in ALL
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
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