32 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
re-vascularize the ischemic ... significant retinal ischemia ... Localized retinal ischemia ... causes upregulation ... #pathophysiology
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... - Differential Diagnostic ... musculoskeletal causes ... genitourinary causes ... • Mesenteric ischemia
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
vasoconstrictive • Acute ... fluffy white ischemic ... Elschnig's Spots • Ischemia ... #ophthalmology ... #diagnosis #signs
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Acute onset of skin ... Complications: • Abdominal ... e.g. arrythmias, ischemia ... #Anaphylaxis #pathophysiology ... #immunology #diagnosis
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
Stroke • Renal: Acute ... /vomiting, Abdominal ... shock, Myocardial ischemia ... Extrapulmonary #Diagnosis ... #Signs #Symptoms
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
from Myocardial Ischemia ... from myocardial ischemia ... life-threatening causes ... Pericarditis #Symptoms #Signs ... #Diagnosis
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... - Differential Diagnosis ... Artery Stenosis, Abdominal ... Other • ATN: Ischemia ... #nephrology #causes
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Definition: acute ... ischemic disorder ... Doppler US : halo sign ... #Diagnosis #Algorithm
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Diagnosis Framework ... potentially be an acute ... Chronic mesenteric ischemia ... aneurysms • Acute ... • Mesenteric ischemia
Small Bowel Infarction - Pathogenesis and Clinical Findings

Thankfully, bowel infarction in general is the rarest cause
is the rarest cause ... of acute abdominal ... to suffer from ischemia ... SmallBowel #Infarction #pathophysiology ... #diagnosis