10 results
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Differential Diagnosis Algorithm ... Decreased WBCs ... - Decreased/NormaI ... #Causes #Hematology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Differential Diagnosis Algorithm ... extravasation of RBCs ... #Vascular #Vasculitis ... #SkinRash #dermatology ... #causes
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Differential Diagnosis Algorithm ... Decreased Megakaryopoiesis ... HUS • DIC • Vasculitis ... #Causes #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... / Normochromic RBCs ... Decreased RBC ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Differential Diagnosis Algorithm ... Quantitative Defect • Decreased ... • Steroids • Vasculitis ... #Causes #Hematology
Physiologic Skin Changes in Pregnancy - Differential Diagnosis Algorithm

Face
 • Melasma
Abdomen
 • Linea Nigra 
Hormone induced
Differential Diagnosis Algorithm ... genitalia • Increase ... • Chadwick's sign ... Pregnancy #skin #dermatology ... #causes
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... ILD worsens Decreased ... • Anti-TIF1y Abs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... artery tenderness - decreased ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
dependent DM ACS ... event, follow ACC algorithm ... Cataract Plan for Meds ... are needed: • HgbA1c ... or death (CARP, DECREASE
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic inflammatory vasculitis ... systemic sx + signs ... differential diagnosis = vasculitis ... normal values increase ... GCA #Temporal #Signs