24 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Diabetic Retinopathy ... -> Cotton-wool spots ... retinal ischemia causes ... #ophthalmology ... complications #pathophysiology
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Cotton Wool Spots ... Caused by microinfarcts ... hypertension, diabetes ... #CottonWool #Spots ... #fundoscopy #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... Second most common cause ... disease (Most common cause ... : Diabetic retinopathy ... ) #Clinical #Ophthalmology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential ... K-ATPase which imports ... #Hypokalemia #Differential ... potassium #low #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential ... of hypokalemia starts ... Ureterosigmoidostomy, Diabetic ... #hypokalemia #differential
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Anatomic Location - Differential ... - Cotton wool spots ... Macular Edema: • Diabetic ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... a mass as the cause ... #DoubleVision #Differential ... Diagnosis #Algorithm #Causes ... #Ophthalmology
High Anion Gap Metabolic Acidosis (HAGMA) - Differential Diagnosis - GOLDMARK

Glycols - ethylene and propylene glycol
Oxoproline
Acidosis (HAGMA) - Differential ... associated with short ... salicylate toxicity causes ... Ketoacidosis - diabetic ... Acidosis #HAGMA #Differential
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... degeneration - Retina: Diabetic ... #Vision #Loss #Differential ... #Diagnosis #causes ... #ophthalmology
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... hyperglycemic crises ... patients with diabetes ... hypotension) DKA: Short