34 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... #Differential #Comparison
Diagram of different types of bone tumors that can occur around the knee on XRay -
blade of grass sign ... degenerative subchondral cyst ... #Bone #Tumors #Diagnosis ... #Bony #Differential ... #Radiology #XRay
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... Ill-appearing, vital sign ... anti-convulsant or sulfa-drug ... #Dermatology #Rash ... Targetoid #Algorithm #Differential
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Diagnosis Algorithm ... Postural Instability Drug-induced ... • Cerebellar signs ... MovementDisorders #Neurology ... #Differential #
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
unicameral bone cyst ... Aneurysmal bone cyst ... blade of grass sign ... Lesions #Bony #Differential ... #Diagnosis #Radiology
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
's female with chest ... Differential/diagnosis ... RV, McConnell's sign ... A4c #clinical #cardiology ... #McConnells #sign
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring sign ... A signet-ring sign ... bronchitis, COPD and cystic ... #Diagnosis #Radiology ... Bronchiectasis #Differential
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
angiitis (40%) • Drug-induced ... Vasculitis #dermpath #dermatology ... #semiology #signs ... #lesions #diagnosis ... pathology #lesions #differential
Water Lily Sign (Camalote Sign) on Chest CT
 • Hydatid cyst in the lung with a
Water Lily Sign ... (Camalote Sign) ... .2016.12.033 #WaterLily #Sign ... Lung #Pulmonary #diagnosis ... #radiology #clinical
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Renal Mass - Differential ... Diagnosis Algorithm ... Carcinoma - No signs ... #RenalMass #Nephrology ... #Differential #