10 results
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... Nodule - Multiple Masses ... Clinical #Radiology #CXR ... Consolidation #Patterns
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... planopilaris Pattern ... HairLoss #Alopecia #dermatology ... Differential #Diagnosis #Algorithm ... #causes
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... lymphadenopathy more diffuse ... involvement, irregular pattern ... Lymphoproliferative #Disorders #Classification ... pathophysiology #Hematology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... Differential Diagnosis Algorithm ... Christmas tree pattern ... Differential #Diagnosis #Algorithm ... #causes
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... pulmonary disease Interstitial ... and obstructive pattern ... multifactorial mechanisms Hematologic ... #Differential #Causes
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
BOOP • Type of interstitial ... Unknown • 6-7 cases ... - Imaging: • CXR ... consolidation and GG pattern ... Pulmonary lymphoma, Diffuse
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... Differential Diagnosis Algorithm ... planopilaris Pattern ... HairLoss #Alopecia #dermatology ... #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... mucositis - Rash ... - (C-ANCA) pattern ... - (P-ANCA) pattern ... #classification
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
Common features and patterns ... suggest vascular or hematologic ... Seen in systemic causes ... o Peripheral patterns ... Drug Reactions: Diffuse
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Symptoms: • Gottron rash ... Heliotrope • Interstitial ... slow onset and pattern ... statins - probably caused ... Myositis #Myopathy #rheumatology