22 results
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
-6011359#5 #diagnosis ... #differential # ... symptoms #signs ... #dermatology #skin ... #skinrash
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Ophthalmologic: Mydriasis, Ocular ... sounds, RUQ pain • Dermatologic ... Cardiovascular and vital sign ... #spectrum #signs ... #diagnosis
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... XR — scotty dog sign ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology ... #signs #symptoms
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... Ill-appearing, vital sign ... Mucocutaneous or ocular ... #Dermatology #Rash ... Targetoid #Algorithm #Differential
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... - Differential ... Auspitz sign, Koebner's ... Papulosquamous #SkinRash ... #dermatology #Differential
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Pathogenesis and Clinical ... sensory • Before diagnosis ... MeralgiaParesthetica #MSK ... pathophysiology #differential ... #diagnosis #signs
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
Shawl sign poikiloderma ... along with other signs ... differentiate it ... RashDecisionz #Shawl #sign ... #Clinical #Photo
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... The signs and symptoms ... ▪ “Rash” (75% ... #Diagnosis #Clinical ... #Photo #Dermatology
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
rash of arm present ... wax and wane; diagnosis ... painless, no systemic signs ... biopsy preferred Differential ... Sporotrichiosis #Infection #clinical
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... mass and NO prior signs ... - **MSK rads ... Differential diagnosis ... Tendon Sheath - Nodular