12 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Palpable: 1) If lesions ... this may suggest a ... commonly renal and pulmonary ... #Diagnosis #Dermatology ... #Differential #
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... Algorithm DIFFUSE ... • Vitamin A ... HairLoss #Alopecia #dermatology ... #Differential #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
inflamed response to local ... test (this is a ... Behcet disease) Differential ... Recurrent and chronic ... Syndrome #diagnosis #management
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
This is a Perthes ... surgical repair Differential ... displaces medially → CHRONIC ... with an adjacent focal ... Radiology #diagnosis #msk
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
Pulmonary Nodule ... Focal pulmonary ... lesions that are ... comorbidities, such as chronic ... Management options
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... B-cell activity → local ... granulomas in a ... Pulmonary: dyspnea ... anterior/posterior MSK
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Diagnosis Algorithm ... normal/high - Chronic ... #Polycythemia #Differential ... #Diagnosis #Algorithm
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
parenchyma by a ... pneumonia • Chronic ... stable residual lesion ... Lung #Abscess #pulmonary ... #differential #
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
over a five to ... compressive cord lesion ... virus, HIV, Hep A/ ... Myelitis #diagnosis #management ... #neurology #differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
encounters due to NTM: Chronic ... Nodular or cavitary lesions ... gordonae - 99.9% a ... disease through local ... NTM #Infections #differential