11 results
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... Long-standing vs ... Back pain • Skin ... cutaneous nerve ... #Differential #
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... , may also see skin ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • Polymorphic skin ... , • Multiple skin ... lymphadenopathy, • Abdominal ... Infections #HIV #AIDS
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... cryoglobulins • Skin ... biopsy • Abdominal ... Petechiae #Rash #Differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... - Affects the skin ... Cryoglobulinemic Vasculitis - Skin ... glomerular ischemia - Skin ... Small Vessels: Skin
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... blisters on the skin ... Pale and sweaty skin ... - Headache - Abdominal ... #diagnosis #causes
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Approach to the differential ... plexus, or sclera), lungs ... nose (epistaxis), skin ... Nephrocalcinosis causes ... #Algorithm #differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Pulmonary • Skin ... • M genavense Skin ... disease, adenitis, skin ... • M fortuitum Skin ... NTM #Infections #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Purpura, ischemic skin ... commonly affects the skin ... • Affects the skin ... cmpkx deposits skin ... Vasculitis: • Skin
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... constipation Differential ... stimulation of skin ... Equina #syndrome #differential ... #neurology