10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... there are four patterns ... common pattern ... The cystic pattern ... seen and in many cases
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... recognized that this pattern ... was caused by multiple ... the central dot sign ... Clinical #Radiology #CXR
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Mediterranean areas ... by serositis • Acute ... in the knee-to-chest ... Positive Carnett's sign ... Abdominal #Pain #differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... associated with signs ... Christmas tree pattern ... dermatology #rash #differential ... diagnosis #skin #common
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
has a limited differential ... The most common ... causes of atelectasis ... Diagnosis #Radiology #CXR ... Lobar #Collapse #Patterns
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... customary headache patterns ... lesions in other areas ... headache #redflags #signs ... #symptoms #differential
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... Signs of fibrosis ... with a mozaic pattern ... included in the differential ... Clinical #Radiology #CTChest
Handlebar Traumatic Injury 
Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
re-exams (normal CXR ... in over 80% of cases ... Common injuries ... Keep this injury pattern ... on your differential
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
globally, excluding areas ... PATHOPHYSIOLOGY: The exact cause ... DIFFERENTIAL DIAGNOSIS ... flare; chest pain ... dominant inheritance pattern
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... x-ray (CXR), try ... radiograph pattern ... Contusion Most commonly ... #Radiology #CTChest