14 results
Causes of Purpura - Differential Diagnosis
Disruption in Vascular Integrity: 
 • Trauma, Infection, Vasculitis, Drug induced
Causes of Purpura ... Thrombocytopenia, Platelet ... dysfunction • ... Clotting factor deficiency ... nonpalpable #palpable #Causes
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Differential Diagnosis Algorithm ... Sequestration Disordered Platelet ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Differential Diagnosis Algorithm ... • PK deficiency ... perfringens - Complement-Mediated ... #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Thrombocytosis - Elevated Platelet ... Differential Diagnosis Algorithm ... Acute hemolysis, deficiency ... post-splenectomy, Exercise, Allergic ... Thrombocytosis #Platelets
Complement 1 esterase inhibitor (C1-INH) Deficiency Testing Algorithm
INDICATIONS FOR TESTING:
 • Recurrent angioedema (without urticaria)
 •
Complement 1 esterase ... inhibitor (C1-INH) Deficiency ... Testing Algorithm ... #Testing #Algorithm ... #allergy #diagnosis
Thrombotic Microangiopathy - TMAs
1. Not all MAHAs are due to TMAs but (almost) all TMAs cause
almost) all TMAs cause ... thrombocytopenia + organ dysfunction ... is due to TTP, compliment-mediated ... significant renal dysfunction ... Cr>2.3 & platelets
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Findings in DIC: • Platelet ... Thrombocytopenia - Platelet ... thrombopoietin deficiency ... Treat primary cause ... Coagulation #diagnosis #causes
Causes of Dementia / Cognitive Impairment - Differential Diagnosis Algorithm

Affecting Multiple Domains
 • Depression
 • Delirium
Decline
Causes of Dementia ... Differential Diagnosis Algorithm ... Hematoma • B12 deficiency ... and Behavioral Dysfunction ... Differential #Diagnosis #Algorithm
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
Differential Diagnosis Algorithm ... • Metabolic Causes ... : Thyroid Dysfunction ... Vitamin A, B, Zinc Deficiency ... #Causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... Thrombocytopenia - Abnormal platelet ... Clotting factor deficiency ... #Causes #dermatology