122 results
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
underlying lung disease ... Primary skin and ... as disseminated disease ... Mycobacterium #diagnosis #differential ... #infectiousdiseases
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Systemic and Primary Causes ... == Primary Skin ... Cholestatic liver disease ... syndrome Psychiatric Disease ... Diagnosis #Algorithm #causes
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... ulceration of the skin ... number of systemic diseases ... inflammatory bowel disease ... Images #Clinical #Photo
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Staphylococci (skin ... Staphylococci (skin ... Infections #Timeline #differential ... #diagnosis #causes ... #infectiousdiseases
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Legg-Calve-Perthes disease ... thrombophlebitis Skin ... - HIV - Lyme disease ... #Leg #pain #differential
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... Toxoplasmosis, Entamoeba Skin ... Autoimmune: Crohn's disease ... #Diagnosis #InfectiousDiseases
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA) Skin ... GPA causes disease ... vasculitis Skin ... also occur Skin ... reticularis Differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lymphoproliferative disease ... , may also see skin ... • Metastatic disease ... Lesions #Brain #differential ... #diagnosis #causes
Upper GI Bleed - Management Algorithm

Upper GI bleed Suspected: Melena, hematemesis, coffee-ground emesis, BRBPR
Initial Stabilization
Concern for
Upper GI Bleed - Management ... Concern for Liver Disease ... Consult GI ± EGD Causes ... • Peptic Ulcer Disease ... UGIB #GIBleed #Differential
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Hyperpigmentation - Differential ... of hair, eyes, skin ... • Addison's disease ... #dermatology #Differential ... Diagnosis #Algorithm #causes