70 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Transcellular Shift ... K-ATPase which imports ... potassium #low #pathophysiology
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... dr.dold.md #Pivot #Shift ... Injury #ACLTear #clinical ... #PhysicalExam #Sports
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Pathogenesis and clinical ... Occlusion #CRVO #pathophysiology ... #ophthalmology
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Cotton Wool Spots ... #CottonWool #Spots ... #fundoscopy #ophthalmology ... #Clinical
Roth spots: a red hemorrhagic lesion of the retina with a characteristic white center representing fibrin-platelet
Roth spots: a red ... Endocarditis #Infective #Clinical ... #Fundoscopy #Ophthalmology
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Occlusion (CRAO) Clinical ... • Cherry red spot ... • Immediate ophthalmology ... CRAO #Diagnosis #Clinical ... #Fundoscopy #Ophthalmology
Optic Disc Edema

The optic disc is elevated and its surface is covered by cotton wool spots
by cotton wool spots ... papilledema #fundoscopy #ophthalmology ... #Clinical
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Pathogenesis and clinical ... -> Cotton-wool spots ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... retinopathy) #Clinical ... #Ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
conjunctiva) • Bitot's spots ... #Xeropthalmia #pathophysiology ... #ophthalmology