114 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
> 50x normal - Ischemic ... CMV), Alcoholic cirrhosis ... AST:ALT = 1 - Ischemia ... Viral Hepatitis, Ischemic ... #differential #diagnosis
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... Weiss, Boerhaave syndrome ... sarcoma, Mesenteric ischemia ... Inflammatory: Ischemic ... #differential #diagnosis
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Mesenteric Ischemia ... - Differential Diagnostic ... Antiphospholipid syndrome ... hypovolemia), Meds/Treatments ... #Mesenteric #Ischemia
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 ... #diagnosis #complications
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... autoantibodies that will cause ... ischemia and/or ... permeability Diagnosis ... cyclophosphamide • Ischemic
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... , Orbital apex syndrome ... Ophthalmoplegic migraine, Ischemic ... #differential #diagnosis ... #ophthalmology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
- Differential Diagnosis ... Drugs/Toxins • Ischemia ... Infiltrative • Cirrhosis ... Others #LFTs #Hepatology ... #Algorithm #Causes
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe ... Liver Injury - Ichemic ... Severe #Acute #Causes ... #Differential #Hepatology ... #Diagnosis
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
- Differential Diagnosis ... • NAFLD • Cirrhosis ... liver injury) • Ischemic ... #Differential #Diagnosis ... #hepatology #transaminitis
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... glaucoma and retinal ischemia ... Causes of uveitis ... #Differential #Diagnosis ... #Ophthalmology