16 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... peripheral blood smear, HIV ... (CVID, WAS), (neurologic ... #Differential # ... #Workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... • HCV, HBV Not ... Vasculopathy #Purpura #Differential ... #nonpalpable #dermatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... for secondary causes ... symptoms (eg, skin ... #Algorithm #Differential ... #diagnosis #hematology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... Suspect in movement disorders ... Demyelinating disease caused ... CNS #Infections #differential ... #diagnosis #AIDS
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Vasculitis - Collagen disorders ... cryoglobulins • Skin ... #dermatology #physicalexam
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Capitis - Skin ... Examine the entire skin ... Dermatitis (Consider HIV ... #Diagnosis #dermatology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential ... • Polymorphic skin ... and diarrhea • Hyponatremia ... factor • May cause ... #AIDS #pulmonary
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Management Summary Causes ... Infection - Viral (HIV ... Hyperuricemia • Hyponatremia ... kidney tubular cells
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Pleocytosis > 100 cells ... • Infectious causes ... simplex virus, HIV ... diagnosis #management #neurology ... #differential
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
are a group of disorders ... just beneath the skin ... Out Secondary Causes ... Neutropenia • Platelet Disorders ... blood count with differential