9 results
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Differential Diagnostic Algorithm ... musculoskeletal causes ... genitourinary causes ... • Mesenteric ischemia ... • Sickle cell anemia
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
Ageusia, Myalgia, Anosmia ... , Stroke • Renal ... Gastrointestinal: Diarrhea, Nausea ... /vomiting, Abdominal ... shock, Myocardial ischemia
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... visual changes, stroke ... AKI, acute limb ischemia ... diagnosis #management #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
decrease in most cases ... result in severe anemia ... immune hemolytic anemia ... tissue damage from ischemia ... Diagnosis #Workup #Hematology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Nephrotic Syndrome, Ischemic ... considered in all cases ... coagulation and other causes ... Venous #Arterial #pathophysiology ... #hematology #differential
Abdominal Distention - Differential Diagnostic Algorithm
Ascites
Bowel Dilatation
Other Causes
Mechanical Obstruction
 • Adhesions 60%
 • Volvulus 3%
 •
Abdominal Distention ... Dilatation Other Causes ... Infectious • Ischemic ... Spinal Injury, Stroke ... ) #Abdominal
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Purpura, ischemic ... and mesenteric ischemia ... Non-glomerular ischemia ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
Related conditions: Stroke ... limb and bowel ischemia ... cryoglobulins • Negative causes ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: • Purpura, ischemic ... tract, and often causes ... Kidneys: glomerular ischemia ... Palpable purpura: strong ... differential #diagnosis #rheumatology