19 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Risks factor for HIV ... plateletcount), peripheral blood ... smear, HIV/HCV ... IgA, IgG, IgM (CVID
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
ABO incompatible blood ... deficiency) • HIT ... Treat primary cause ... #treatment #management ... #hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
specifically immune thrombocytopenia ... DDX - Other causes ... : • Nephrotic syndrome ... , HIV) • Glucocorticoid ... hypogammaglobulinemia #immunology #hematology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Hematological: - HIT ... • Nephrotic Syndrome ... Heparin-induced thrombocytopenia ... coagulation and other causes ... pathophysiology #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
and petechiae Causes ... - HCV - HIV ... immunodeficiency virus (HIV ... result from low blood ... #diagnosis #management
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... hemostasis: - Thrombocytopenia ... ITP - APLS - HIT ... : • Complete blood ... #dermatology #physicalexam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Brucellosis - Viruses: HIV ... Knee #Effusions #causes ... differential #diagnosis #msk ... #physicalexam
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
Orthopedic Emergencies ... • Syndrome caused ... tibia/fibula) and hip ... including DM • Treatment ... #treatment
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
shingles around his ... was treated by his ... in the rash but his ... other potential causes ... Bennett & Bloom
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Framework and Management ... Summary Causes ... Infection - Viral (HIV ... UA positive for blood ... #causes #treatment